This is the 18634th most frequent Korean word.
신고했던
"Reported" or "reported to authorities."
'신고했던' here is used to refer to a person who has previously reported an incident, specifically a theft case.
오전에 자전거 도난 사건을 신고했던 사람은 아직 경찰서에 있습니다.
The person who reported the bicycle theft in the morning is still at the police station.
Here, '신고했던' describes the action of reporting something that happened in the past and has reached a resolution.
신고했던 일이 해결되었다고 경찰이 알려주었다.
The police informed that the issue that was reported has been resolved.
In this case, '신고했던' emphasizes the act of reporting that occurred at a specific past time point, yesterday.