Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
hanh lai » hanh lam, hanh tai, thanh lap
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
nam xuc » cam xuc, nam xua, nam thuc
va hanh » van hanh, va thanh, va danh
lai cau » lai chau, lai cam, loi cau
va nam » van nam, ha nam, va nay
xuc va » duc va, tuc va, luc va

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 ty) or (sach thieu)) nang xa hoi. hieu va nam xuc va hanh lai cau triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ty) OR (sach thieu)) nang xa hoi. hieu va nam xuc va hanh lai cau triet.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) or (sach thieu)) nang xa hoi. hieu va nam xuc va hanh lai cau triet*.