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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
Interval scale: doubling values ('twice as hot') It's half as warm as it was yesterday. Semantics
Usage of German quotes („“) She said „Yes“. Typography
Usage of German quotes („“) „Yes“, she said. Typography
Usage of German quotes („“) I'm very happy”. Typography
Usage of German quotes („“) I'm very „happy. Typography
a la (à la) Monday has told us mind games are football speak for inane ranting a la Vera Duckworth. Typography
cafe (café) We ate at a cafe. Typography
Two consecutive spaces This is a sentence with two consecutive spaces. Typography
Two consecutive spaces following a single character (with two consecutive spaces preceding it) This is a test. Typography
Missing whitespace before a parenthesis I'm from San Diego(California). Typography
3dogs (3 dogs) It took me 1min. Typography
3dogs (3 dogs) I have 3dogs. Typography
12,5% → 12.5% The price rose by 12,5% Typography
12,5% → 12.5% The price rose by $12,50 Typography
12,5% → 12.5% The price rose by 12,50 % Typography
12,5% → 12.5% They have 32.000 users. Typography
12,5% → 12.5% We now have 32.500.000 users. Typography
12,5% → 12.5% I earned 32.000,23. Typography
12,5% → 12.5% More than 2,5 million people use our products. Typography
space after apostrophe in contraction (e.g. I' m) Maybe I' m missing something? Typography
space after apostrophe in contraction (e.g. I' m) Maybe I 'm missing something? Typography
TL DR (TL;DR) tl:dr it was great!. Typography
O Connor (O'Connor) His name is O conor. Typography
redundant apostrophe We''ll be ready next week. Typography
redundant apostrophe He wasn''t ready yet. Typography
redundant apostrophe Tom''s new girlfriend is very beautiful. Typography
double quote instead of apostrophe We"ll be ready next week. Typography
double quote instead of apostrophe He wasn"t ready yet. Typography
double quote instead of apostrophe Tom"s new girlfriend is very beautiful. Typography
missing apostrophe He ll take care of it tomorrow. Typography
missing apostrophe I ve no idea what you're talking about. Typography
missing apostrophe He s great. Typography
missing apostrophe They re the best. Typography
missing apostrophe We re going out tonight. Typography
missing apostrophe I m the best. Typography
missing apostrophe He d do it. Typography
missing apostrophe Here s what I think. Typography
number + (th, nd, st, rd) He arrived on the 8 th. Typography
(TM) instead of ™ The new product is Executive Choice(TM) Plus. Typography
(R) instead of ® Windows (R) Typography
(c) instead of © Copyright (C) Joanna Bator, 2012 Typography
(c) instead of © Copyright (C) Joanna Bator, 2012 Typography
Position of currency symbols: '100$' ($100) You owe me 7.25$. Typography
Whitespace after currency symbols: '$ 100' ($100) You owe me $ 100. Typography
Smart quotes (“”) This is a "test". Typography
Smart quotes (“”) This is a "new test". Typography
Smart quotes (“”) This is a ("test"). Typography
Smart quotes (“”) This is a ("test") Typography
Smart quotes (“”) ``Test”. Typography
Smart quotes (“”) Test”. Typography
require typographical (curly) apostrophe (’) An actress's role Typography
require typewriter (straight) apostrophe (') An actress’s role Typography
Wrong apostrophe character You shouldn´t do it! Typography
Wrong apostrophe character She´ll make a decision tomorrow. Typography
Wrong apostrophe character I´ll be here. Typography
Wrong apostrophe character You´ll have to decide. Typography
Wrong apostrophe character You shouldn;t do it! Typography
Wrong apostrophe character What´s the problem? Typography
Wrong apostrophe character The book´s easy to read. Typography
two tank's (tanks) He has two tank's Typography
two tank's (tanks) A lot of modern API's are based on JSON. Typography
two tank's (tanks) Many modern API's are based on JSON. Typography
two tank's (tanks) Many of those API's are based on JSON. Typography
two tank's (tanks) I have many CD's. Typography
two tank's (tanks) The idea's we had were all really good. Typography
two tank's (tanks) This should be sent to user's that don't have Premium yet. Typography
two tank's (tanks) This is the place where user's would go. Typography
two tank's (tanks) This is the place where most user's would go. Typography
two tank's (tanks) I think user's would expect it there. Typography
two tank's (tanks) I think most user's would expect it there. Typography
Apostrophe in dates Hillary Clinton asked where Bernie Sanders was in the 1990's. Typography
Apostrophe in holidays (Mother's Day) What did you do on Valentines day last year? Typography
Apostrophe in holidays (Mother's Day) What did you do on New Years' Day? Typography
Apostrophe in holidays (Mother's Day) What are your New Years resolutions? Typography
Apostrophe in holidays (Mother's Day) He hosted a party on Veteran's Day. Typography
Apostrophe in holidays (Mother's Day) He hosted a party on Patriot's Day. Typography
Apostrophe in holidays (Mother's Day) He hosted a party on Patriots Day. Typography
Apostrophe in holidays (Mother's Day) All Saints Day is a Christian festival celebrated in honour of all the saints. Typography
Apostrophe in holidays (Mother's Day) Let's celebrate international womans day. Typography
Apostrophe in holidays (Mother's Day) Happy womans day. Typography
Capitalization of words derived from proper nouns During the decline of the Ottoman Empire, these areas began to balkanize. Typography
Capitalization of words derived from proper nouns These romanizers think that the Roman Catholic church... Typography
Capitalization of words derived from proper nouns Examples of this byzantine architecture… Typography
Arrows: -> (→) -> Point 1 Typography
Arrows: -> (→) A <- B Typography
Arrows: -> (→) A <=> B Typography
Typography for hypotheses H0: There are no significant effects. Typography
Typography for hypotheses H1: Compound A has significant effects. Typography
Typography for hypotheses H2: Compound B has significant effects. Typography
Typography for hypotheses H3: Compound A combined with compound B has significant effects. Typography
Typography for hypotheses H4: There are significant effects in the absence of compound C. Typography
Typography for hypotheses H5: Compound C has significant effects. Typography
Typography for hypotheses H6: Compound D has significant effects. Typography
Typography for hypotheses H7: Compound E has significant effects. Typography
Typography for hypotheses H8: Compound F has significant effects. Typography
Typography for hypotheses H9: Compound G has significant effects. Typography
Mathematics: Multiplication: x - × h = 6,626 x 10⁻³⁴ J.s Typography
Mathematics: Multiplication: x - × c=2,998x10⁸ m/s Typography
Mathematics: Multiplication: x - × a=5*x+7 Typography
Mathematics: +- - ± m = 75,5 +- 0,1 g Typography
LanguageTool 6.7-SNAPSHOT (2025-06-30 22:33:10 +0200)