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Rule "could of (have)"

This is one of many errors that LanguageTool can detect.

Description: could of (have)
Message: Did you mean <suggestion>have</suggestion>? ('\1 \2' is probably an incorrect use of the verb phrase '\1 have'; as contraction "\1've" sounds like "could of")
Category: Commonly Confused Words (ID: CONFUSED_WORDS)
Link: https://languagetool.org/insights/post/grammar-could-of-or-could-have/
Incorrect sentences
that this rule can detect:
  • I should of finished it by now.
    Correction suggestion: have
ID: COULD_OF [1]
Version: 6.6-SNAPSHOT (2024-11-23 22:33:10 +0100)