찾다([chat-da/find / look for]) is the basic verb for searching something. In polite speech, say 찾아요([cha-ja-yo]).
찾았어요([cha-ja-sseo-yo/found]) is the polite past form of 찾다. Example: 열쇠를 찾았어요 (I found the key).
찾아야 해요([cha-ja-ya hae-yo/have to find]) means you must find. Example: 여권을 찾아야 해요 (I have to find my passport).
찾다([chat-da/find / look for]) means "to find / look for". It is the basic verb for searching something lost.
1. Place: “열쇠를 찾아요 (yeol-soe-reul cha-ja-yo)”
2. Past: 찾았어요([cha-ja-sseo-yo/found]) found.
3. Duty: 찾아야 해요([cha-ja-ya hae-yo/have to find]) have to find.
4. Warning: 찾지 마세요([chat-ji ma-se-yo/don't look for]) don't look for.
A: What are you looking for?
B: 열쇠를 찾아요. B: yeol-soe-reul cha-ja-yo.B: I'm looking for my keys.
A: 어디에서 찾아요? A: eo-di-e-seo cha-ja-yo?A: Where are you looking?
B: 방에서 찾아요. B: bang-e-seo cha-ja-yo.B: I'm looking in the room. - 찾다([chat-da/find / look for])
A: Did you find the keys?
B: 네, 열쇠를 찾았어요. B: ne, yeol-soe-reul cha-ja-sseo-yo.B: Yes, I found the keys.
A: 어디에서 찾았어요? A: eo-di-e-seo cha-ja-sseo-yo?A: Where did you find it?
B: 가방에서 찾았어요. B: ga-bang-e-seo cha-ja-sseo-yo.B: I found it in my bag. - 찾았어요([cha-ja-sseo-yo/found])
A: Do you have to find it now?
B: 네, 여권을 찾아야 해요. B: ne, yeo-gwon-eul cha-ja-ya hae-yo.B: Yes, I have to find my passport.
A: 언제 찾아야 해요? A: eon-je cha-ja-ya hae-yo?A: When do you have to find it?
B: 오늘 밤에 찾아야 해요. B: o-neul ba-me cha-ja-ya hae-yo.B: I have to find it tonight. - 찾아야 해요([cha-ja-ya hae-yo/have to find])
• 찾다([chat-da/find / look for]) find / look for
- 찾았어요([cha-ja-sseo-yo/found]) found
- 찾고 싶어요([chat-go si-peo-yo/want to find]) want to find
- 찾아야 해요([cha-ja-ya hae-yo/have to find]) have to find
- 찾지 마세요([chat-ji ma-se-yo/don't look for]) don't look for