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Rule "Collocation: Concentrate with/on"

This is one of many errors that LanguageTool can detect.

Description: Collocation: Concentrate with/on
Message: The usual preposition for "concentrate" is "on", "in", or "at", not "\3". Do you mean <suggestion>\2 on</suggestion>, <suggestion>\2 in</suggestion>, or <suggestion>\2 at</suggestion>?
Category: Collocations (ID: COLLOCATIONS)
Incorrect sentences
that this rule can detect:
  • I know my life is not very interesting because I am concentrated with my studies.
    Correction suggestion: concentrated on, concentrated in, concentrated at
Correct sentences
for comparison:
  • I know my life is not very interesting because I am concentrated on my studies.
  • Over 99.94% of an atom's mass is concentrated in the nucleus.
ID: CONCENTRATE_WITH_ON [27]
Version: 6.8-SNAPSHOT (2025-10-25 22:33:08 +0200)