Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
tang van » dang van, hoang van, trong van
cham xuc » cam xuc, chat xuc, cham soc
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
cuu tre » cua tre, cau tren, cau treo
hieu ve » hieu va
van hoi » van hoa, van hoc, van hoe
ky tang » ky nang, ky dang, kho tang
dai ky » dan ky, dai ly, sai ky
de cuu » de cua
vu dai » vi dai, va dai, vu hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu dai ky tang van hoi. ((hieu ve) OR (hieu van)) cham xuc ((va danh) or (va hanh)) de cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu dai ky tang van hoi. ((hieu ve) OR (hieu van)) cham xuc ((va danh) OR (va hanh)) de cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu dai ky tang van hoi. ((hieu ve) OR (hieu van)) cham xuc ((va danh) or (va hanh)) de cuu tre".
• Adding a wildcard symbol may retrieve word variants: vu dai ky tang van hoi. ((hieu ve) OR (hieu van)) cham xuc ((va danh) or (va hanh)) de cuu tre*.