Perhaps you should try some spelling variations:
hieu va » lieu va, hieu qua
va giao » van giao, va giai, va gia
duc may » duc mau, duc man, duc manh
tinh vi » trinh vi, tinh voi, tinh va
tu ban » thu ban
te ban » te bao
vi cua » vai cua, di cua
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu ban) or (te ban)) ky nang x hoi. hieu va giao duc may tinh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu ban) OR (te ban)) ky nang x hoi. hieu va giao duc may tinh vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu ban) or (te ban)) ky nang x hoi. hieu va giao duc may tinh vi cua te*.