Perhaps you should try some spelling variations:
ve triet » va trien
su triet » su viet, su tien
danh va » doanh va, hanh va, anh va
va danh » va dinh, va dan, va hanh
cham tu » pham tu, cam tu, chai tu
hieu va » lieu va, hieu qua
hieu ve » hieu van
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
sac ky » cac ky, sai ky
te sac » te sach, te cac, te san

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 lang xa hoi. ((hieu ve) OR (hieu va)) cham tu va danh va ((su triet) or (ve triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky lang xa hoi. ((hieu ve) OR (hieu va)) cham tu va danh va ((su triet) OR (ve triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky lang xa hoi. ((hieu ve) OR (hieu va)) cham tu va danh va ((su triet) or (ve triet))".
• Adding a wildcard symbol may retrieve word variants: te sac ky lang xa hoi. ((hieu ve) OR (hieu va)) cham tu va danh va ((su triet) or (ve triet))*.