Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
ban hang » ngan hang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu van
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky

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 xa hoi. ((hieu ve) OR (hieu va)) cac xuc ((van hanh) or (ban hang)) vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang xa hoi. ((hieu ve) OR (hieu va)) cac xuc ((van hanh) OR (ban hang)) vai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky nang xa hoi. ((hieu ve) OR (hieu va)) cac xuc ((van hanh) or (ban hang)) vai cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu san ky nang xa hoi. ((hieu ve) OR (hieu va)) cac xuc ((van hanh) or (ban hang)) vai cuu tre*.