This is the 16856th most frequent Korean word.
살폈으나
"살폈으나" means "examined/checked/inspected but."
In this sentence, '살폈으나' (looked around, but) indicates an action of observing or inspecting the surroundings, followed by '나' implying a contrast.
주변을 살폈으나 아무도 없었다.
I looked around, but nobody was there.
Here, '살폈으나' (examined, but) conveys the act of reviewing or scrutinizing a plan, leading to a concluding observation.
계획을 살폈으나 잘못된 점은 발견하지 못했다.
I examined the plan, but found no mistakes.
In this example, '살폈으나' (inspected, but) emphasizes the detailed investigation of a problem, followed by a contrasting outcome.