Perhaps you should try some spelling variations:
van hanh » van thanh, van anh, van ban
ban hanh » ban hang
hieu ve » hieu va, hieu van
cua tre » cuu tre, cua triet, dua tren
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
ve cam » ve cham, ve cac, va cam
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 san ky nang x hoi. hieu ve cam xuc ((van hanh) or (ban hanh)) lai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang x hoi. hieu ve cam xuc ((van hanh) OR (ban hanh)) lai ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu san ky nang x hoi. hieu ve cam xuc ((van hanh) or (ban hanh)) lai ((cua tre) or (cua te))*.