뜻에서 큰 차이는 없어요. The differences between those things are nuances 것으로 보인다 = looks like something (use it when you say in public) 는 것 같아요 = looks like something, in my thought (accentuate it is my think) 듯 해요 = seems like something. (with slight confidence) for example. (뉴스) 학교는 공짜 급식을 만들 것으로 보인다. (news broadcasts, School looks like make a free school meal) 제 생각에 이건 아닌것 같아요 ( I think this is not right.) Ali 는 배고픈 듯 해요. (Ali seems like feel hungry.)