This is the 11472nd most frequent Portuguese word.
ocorridas
"Ocorridas" means "occurred" or "happened" in English.
Here, 'ocorridas' is used as an adjective to describe 'mudanças', derived from the verb 'ocorrer', meaning 'to happen'.
As mudanças ocorridas no último ano foram significativas.
The changes that occurred in the last year were significant.
In this sentence, 'ocorridos' serves as an adjective modifying 'eventos', indicating events that have happened.
Investiguei os eventos ocorridos na semana anterior.
I investigated the events that occurred during the previous week.
The word 'ocorridas' functions as an adjective, describing 'falhas', specifying failures that took place.