Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, chau tuyet
cau trieu » cac trieu, cau triet, chua trieu
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van anh
hanh lai » hanh lam, hanh tai, thanh lap
tu sach » thu sach, su sach, te sach
cao hoi » cau hoi, co hoi, cao hoc
van cao » van dao, van bao, van hao
cao suc » cao su, cao duc
suc van » su van, duc van, luc van
y nang » ky nang, ly nang, v nang

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 y nang cao hoi. hieu van cao suc van hanh lai ((chau triet) or (cau trieu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang cao hoi. hieu van cao suc van hanh lai ((chau triet) OR (cau trieu)).
• Adding a wildcard symbol may retrieve word variants: tu sach y nang cao hoi. hieu van cao suc van hanh lai ((chau triet) or (cau trieu))*.