Browse Rules: 6,146 matches
These are some of the errors that LanguageTool can detect. Visit the LanguageTool homepage to use it online.
| Description | Example | Category |
|---|---|---|
| mismatched verbs and tag question operators | I was late, didn't I? | Punctuation |
| mismatched verbs and tag question operators | Well, you were there, didn't you? | Punctuation |
| mismatched verbs and tag question operators | I'm not in trouble, do I? | Punctuation |
| mismatched verbs and tag question operators | I wasn't in trouble, did I? | Punctuation |
| mismatched verbs and tag question operators | You're not shy, do you? | Punctuation |
| mismatched verbs and tag question operators | You weren't weird about it, did you? | Punctuation |
| mismatched verbs and tag question operators | He's crazy, doesn't he? | Punctuation |
| mismatched verbs and tag question operators | It was a little off, didn't it? | Punctuation |
| mismatched verbs and tag question operators | It's not very helpful, does it? | Punctuation |
| mismatched verbs and tag question operators | It wasn't very helpful, did it? | Punctuation |
| comma before tag question | She isn't coming is she? | Punctuation |
| comma between independent clauses | She really purchased the car but she declined the extended warranty. | Punctuation |
| comma between independent clauses | Bill didn't work hard enough and so he failed. | Punctuation |
| comma between independent clauses | I have gotten better although I was told I wouldn’t improve. | Punctuation |
| comma between independent clauses | My friends are in Washington but I am in Seattle. | Punctuation |
| comma between independent clauses | I'm sorry but Google Spreadsheets isn't supported yet. | Punctuation |
| comma between independent clauses | What is this and why would you want to do it? | Punctuation |
| comma between independent clauses | I'm sorry but Google isn't supported yet. | Punctuation |
| comma between independent clauses | It was raining and the game was called off. | Punctuation |
| comma between independent clauses | The weather is great and again the game was called off. | Punctuation |
| comma between independent clauses | I'm sorry but a lot of these features aren't supported yet. | Punctuation |
| comma between independent clauses | I'm sorry but many of these are not ready yet. | Punctuation |
| comma between independent clauses | I'm sorry but Google's latest software isn't supported yet. | Punctuation |
| Comma before 'so/but/and please' | It's great so please do not change it. | Punctuation |
| Comma before 'so/but/and please' | Thank you for reaching out and thanks for buying our Premium subscription. | Punctuation |
| Comma before 'so/but/and please' | Thank you for reaching out and sorry for the problems you were having. | Punctuation |
| Comma before 'so/but/and MD + PRP + VB' | It's great but can you further improve it? | Punctuation |
| Comma before 'so/but/and MD + PRP + VB' | It's great but can't you further improve it? | Punctuation |
| extraneous apostrophes before 'are' | The car's are cheap. | Punctuation |
| extraneous apostrophes before 'are' | The German's were led by Merkel. | Punctuation |
| French's => French people | The French's were led by Macron. | Punctuation |
| French's => French people | The Frenches were led by Macron. | Punctuation |
| state of the art (state-of-the-art) | We present our state of the art solution. | Punctuation |
| out of place (out-of-place) etc. | This is an out of place word. | Punctuation |
| out of place (out-of-place) etc. | This is an out of place word. | Punctuation |
| out of the way (out-of-the-way) etc. | Tom had a really nice out of the box replacement. | Punctuation |
| out of the way (out-of-the-way) etc. | Tom had a really nice out of the box replacement. | Punctuation |
| Missing space after closing quote | “Good morning, Frank,”said Hal. | Punctuation |
| Missing space between numeric value and unit (e.g., 25 km) | The temperature is 25°C. | Punctuation |
| Missing space between numeric value and unit (e.g., 25 km) | The angle is 25 ° C. | Punctuation |
| Missing space between numeric value and unit (e.g., 25 km) | The angle is 25 °. | Punctuation |
| Missing space between numeric value and unit (e.g., 25 km) | 45,54 ″ | Punctuation |
| Wrong space/comma in numbers | On June 16,1963 Valentina Tereshkova was launched into space aboard Vostok 6. | Punctuation |
| Wrong space/comma in numbers | A day has 864,00 seconds. | Punctuation |
| abbreviations with spaces in between (e. g.) | There are several grammar checkers for English, e. g. LanguageTool. | Punctuation |
| abbreviations with spaces in between (e. g.) | Who's responsible for providing public facilities, i. e., a post office, library, etc. for the Northwest? | Punctuation |
| space in 'o´clock' | They meet at 2 o' clock. | Punctuation |
| Missing comma before 'and, or, nor, yet, so, but' (incomplete) | She loves playing the piano and I hate it. | Punctuation |
| No comma before 'which' | I am going to the house which burned down. | Punctuation |
| Comma after by default at the beginning of a sentence. | By default this setting is enabled. | Punctuation |
| Commas after conjunctive/linking adverbs in front of a new sentence. | Nonetheless you should set commas to enhance readability. | Punctuation |
| Commas after conjunctive/linking adverbs in front of a new sentence. | In addition he created a great rule for LanguageTool. | Punctuation |
| Commas after conjunctive/linking adverbs in front of a new sentence. | Also please forward this to other groups as well. | Punctuation |
| She turned 25 year (years) old. | He turned 25 year old. | Punctuation |
| Missing hyphens in '5 year old' | All five year olds were preparing for pre-school. | Punctuation |
| Missing hyphens in '5 year old' | All 5-year olds were preparing for pre-school. | Punctuation |
| Missing hyphens in compounds | Rudolph is a two year old reindeer. | Punctuation |
| Missing hyphens in compounds | Rudolph is a two year-old reindeer. | Punctuation |
| Missing hyphens in compounds | The decision requires a two thirds majority. | Punctuation |
| Missing hyphens in compounds | Rudolph is a two-year old reindeer. | Punctuation |
| Missing hyphens in compounds | France has a 35 hour working week. | Punctuation |
| Missing hyphens in compounds | The country has an over 5,000 year history of producing wine. | Punctuation |
| Missing hyphens in compounds | The earth has an over 5,000,000 year history. | Punctuation |
| Missing hyphens in compounds | FedEx 2 day delivery. | Punctuation |
| Missing hyphens in compounds | Florida has seen the largest single day increase of COVID-19 infections. | Punctuation |
| Missing hyphens in compounds | Sign the contract and get 4 day work weeks. | Punctuation |
| Missing hyphens in compounds | Sign the contract and get 4 day workweeks. | Punctuation |
| Missing hyphens in compounds | Instead of maintaining 6 page templates for each language... | Punctuation |
| Missing hyphens in compounds | He is her right hand man. | Punctuation |
| Missing hyphens in compounds | This is all about English speaking people. | Punctuation |
LanguageTool 6.7-SNAPSHOT (2025-10-01 22:33:09 +0200)