Perhaps you should try some spelling variations:
tang van » dang van, hoang van, trong van
hieu van » thien van, lieu va, hieu ve
cua tre » cua te, cuu tre, cua triet
dang de » dang deo, dung de, dang do
danh de » hanh de, dan de, danh di
cam luc » cam xuc, cau luc
hieu va » lieu va, hieu qua
ky tang » ky nang, ky dang, kho tang
luc va » duc va, tuc va, loc va
ha ky » hoa ky, va ky, ha my
vu ha » vu va

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

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