This is the 4162nd most frequent Korean word.
조사는
"조사는" means "particle" in Korean grammar.
The word '조사는' refers to Korean grammatical particles here, used as part of an instructional explanation.
조사는 문장을 구성하는 중요한 요소입니다.
Particles are important elements in constructing sentences.
The word '조사는' refers to '조사' meaning investigation or inquiry, in its nominalized form as part of the sentence subject.
탐정은 사건의 조사를 진행 중이다.
The detective is conducting an investigation into the case.
Here, '조사는' brings reference to particles in the context of linguistic studies.