Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van anh
hanh de » hanh ve, hanh kem
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va
cau luc » cau truc, cau phuc
luc van » luoc van, luu van, duc van
te bai » te bao, te tai, te ban
bai ky » ban ky, sai ky, bac ky
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te bai ky nang xa hoi. ((hieu ve) or (hieu van)) cau luc van hanh de ((cua triet) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te bai ky nang xa hoi. ((hieu ve) OR (hieu van)) cau luc van hanh de ((cua triet) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: te bai ky nang xa hoi. ((hieu ve) or (hieu van)) cau luc van hanh de ((cua triet) or (cua tu))*.