Perhaps you should try some spelling variations:
cau phuc » cau truc, chau phu, huu phuc
nang tai » hang tai, tang tai, sang tai
thai cua » than cua, tai cuc, tri cua
su sach » so sach, vu sach
hai cua » dai cua, hoi cua, lai cua
va hanh » van hanh, va thanh, va danh
sach ky » sac ky, sach y, sach ty
cau luc » cau truc
hieu ve » hieu va, hieu van
tai hoi » tai khoi, dai hoi, tai 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 tai hoi. hieu ve ((cau luc) OR (cau phuc)) va hanh ((hai cua) or (thai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang tai hoi. hieu ve ((cau luc) OR (cau phuc)) va hanh ((hai cua) OR (thai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang tai hoi. hieu ve ((cau luc) OR (cau phuc)) va hanh ((hai cua) or (thai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang tai hoi. hieu ve ((cau luc) OR (cau phuc)) va hanh ((hai cua) or (thai cua)) tre*.