Perhaps you should try some spelling variations:
cach thuc » anh thuc, cac thu
thuc nang » chuc nang, thuc trang, thich nang
su triet » su viet, su tien, ve triet
van hanh » van thanh, ban hanh, van anh
hanh ki » hanh vi, hanh ky, hanh kien
xuc van » duc van, luc van, vuc van
tu cach » tu cac
cao hoi » cau hoi, co hoi, cao hoc
va cam » va cham, va cac, va cai
va cao » va cac, va co, va dao
ki su » ky su

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach thuc nang cao hoi. hieu ((va cam) or (((va cao) or (ca dao)))) xuc van hanh ki su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thuc nang cao hoi. hieu ((va cam) OR (((va cao) OR (ca dao)))) xuc van hanh ki su triet.
• Adding a wildcard symbol may retrieve word variants: tu cach thuc nang cao hoi. hieu ((va cam) or (((va cao) or (ca dao)))) xuc van hanh ki su triet*.