Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, chau tuyet
cau trieu » cac trieu, cau triet, chua trieu
so sanh » do sanh
cao hoi » cau hoi, cao hoc, tao hoi
cam duc » cam xuc, cao duc, pham duc
duc van » duc va, duc tan, duc manh
van anh » van thanh, tuan anh, van minh
anh lam » hanh lam, xanh lam, anh cam
co hoi » co hoc, co loi
va cam » va cham, va cac, va cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh _ nang ((cao hoi) OR (co hoi)). lieu va cam duc van anh lam ((chau triet) or (cau trieu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sanh _ nang ((cao hoi) OR (co hoi)). lieu va cam duc van anh lam ((chau triet) OR (cau trieu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh _ nang ((cao hoi) OR (co hoi)). lieu va cam duc van anh lam ((chau triet) or (cau trieu))".
• Adding a wildcard symbol may retrieve word variants: so sanh _ nang ((cao hoi) OR (co hoi)). lieu va cam duc van anh lam ((chau triet) or (cau trieu))*.