Perhaps you should try some spelling variations:
ve triet » va trien, su triet
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
hieu va » lieu va
cam tuc » cam xuc, cam tu, nam thuc
va hanh » van hanh, va thanh, va danh
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, tuc xa
vi ve » va ve, gi ve, ve ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach ty) or (sac ky)) nang xa hoi. ((hieu va) or (hieu qua)) cam tuc va hanh vi ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ty) OR (sac ky)) nang xa hoi. ((hieu va) OR (hieu qua)) cam tuc va hanh vi ve triet.
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) or (sac ky)) nang xa hoi. ((hieu va) or (hieu qua)) cam tuc va hanh vi ve triet*.