olmuş

In a sentence

• Dünən maraqlı hadisə olmuş.

  Yesterday, an interesting event occurred.

  Here, 'olmuş' indicates past perfect tense, suggesting that the event that happened is being talked about retrospectively.

• Bu kitab çox faydalı olmuş.

  This book has been very useful.

  Here, 'olmuş' describes the state or quality of the book being useful, observed or determined in the past.

• O, əvvəlcə çox fərqli olmuş, amma indi dəyişib.

  He/She was very different before, but now has changed.

  In this sentence, 'olmuş' denotes a past state of being that has since altered.