Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, chau tuyet
cau trieu » cac trieu, cau triet, chua trieu
minh lam » dinh lam, sinh lam, minh lai
so sanh » do sanh
cao hoi » cau hoi, co hoi, cao hoc
va cham » va chat, va tham
duc van » duc va, duc tan, duc manh
va cam » va cac, va cao, va cai

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