Perhaps you should try some spelling variations:
ve triet » va trien, su triet
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
va hanh » van hanh, va thanh, va danh
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
ve cai » va cai, ve cac, ve tai
va dan » ca dan, va dao, va dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky tang xa hoi. hieu ((ve cai) or (va cac)) xuc ((va dan) or (va hanh)) de ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky tang xa hoi. hieu ((ve cai) OR (va cac)) xuc ((va dan) OR (va hanh)) de ve triet.
• Adding a wildcard symbol may retrieve word variants: te sac ky tang xa hoi. hieu ((ve cai) or (va cac)) xuc ((va dan) or (va hanh)) de ve triet*.