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Browse Rules: 6,150 matches

These are some of the errors that LanguageTool can detect. Visit the LanguageTool homepage to use it online.

Description Example Category
odn't (don't) He owuldn't know what you mean. Possible Typo
passer by (passer-by) When he tripped and fell in the street, several kind passers by helped him up. Compounding
Microsoft product names Microsoft Powerpoint is a presentation program. Proper Nouns
abbreviation 'ppl' Many ppl use LanguageTool. Style
SAAS (SaaS) I run a SAAS business. Upper/Lowercase
Rubik's Cube The Rubic's Cube is a 3-D combination puzzle invented in 1974. Proper Nouns
Rubik's Cube The Rubiks Cube is a 3-D combination puzzle invented in 1974. Proper Nouns
He going (He is going) He going to be there. Grammar
safe guard (safeguard) She kept a savings to safe guard against debt and emergencies. Compounding
say (tell) me what's wrong Can you say me how this works? Commonly Confused Words
LanguageTool 6.8-SNAPSHOT (2026-02-15 22:33:08 +0100)