Perhaps you should try some spelling variations:
ve triet » va trien, su triet
danh ve » dinh ve, hanh ve, anh ve
va danh » va dinh, va dan, va hanh
hieu va » lieu va, hieu qua
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
so sach » so sanh, bo sach, co sach
tang ma » mang may, tang van
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
ve ve » de ve, va ve, ke ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sach) or (so sach)) ty ((nang xa) or (tang ma)) hoi. hieu va cam xuc va danh ve ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (so sach)) ty ((nang xa) OR (tang ma)) hoi. hieu va cam xuc va danh ve ve triet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (so sach)) ty ((nang xa) or (tang ma)) hoi. hieu va cam xuc va danh ve ve triet*.