Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
va triet » va thiet, va trien, ve triet
hieu van » hieu va, thien van, lieu va
hieu ve » hieu va
nang xa » nang x, lang xa, nang ma
cach tu » cach thuc
duc van » duc va, duc tan, duc manh
van anh » van thanh, tuan anh, van minh
anh lai » anh bai, anh tai, gianh lai
tu nang » tru nang, tu nong, tu nano
tu cach » tu cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach tu nang xa hoi. ((hieu ve) or (hieu van)) pham duc van anh lai ((cua triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach tu nang xa hoi. ((hieu ve) OR (hieu van)) pham duc van anh lai ((cua triet) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: tu cach tu nang xa hoi. ((hieu ve) or (hieu van)) pham duc van anh lai ((cua triet) or (va triet))*.