Perhaps you should try some spelling variations:
hai chau » lai chau, ha chau, hat chau
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
qua cac » cua cac
cac xuc » cam xuc, cac nuoc, chat xuc
va hanh » van hanh, va thanh, va danh
hai cau » hai chu, hai hau, hoi cau
nang o » nang co, nang ho, nang ro
xuc va » duc va, tuc va, luc va
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang o hoi. hieu qua cac xuc va hanh ((hai cau) OR (hai chau)) treo~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang o hoi. hieu qua cac xuc va hanh ((hai cau) OR (hai chau)) treo".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang o hoi. hieu qua cac xuc va hanh ((hai cau) OR (hai chau)) treo*.