The act of identifying errors or problems

दोष पहचानना

English Usage: The fault finding was exhaustive during the quality check.

Hindi Usage: गुणवत्ता जांच के दौरान दोष पहचानना व्यापक था।

To discover or identify a problem

समस्या ढूंढना

English Usage: She always finds fault with his work.

Hindi Usage: वह हमेशा उसके काम में समस्या ढूंढती है।