Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
ve triet » va trien, su triet
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
danh ve » hanh ve, anh ve, dan ve
dinh ve » dinh ket, dinh van
te van » le van, te va, ve van
cam tu » cam thu, nam tu, tam tu
dam tu » nam tu, tam tu, dam thuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: te van ky tang xa hoi. hieu van ((cam tu) OR (dam tu)) va ((danh ve) or (dinh ve)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te van ky tang xa hoi. hieu van ((cam tu) OR (dam tu)) va ((danh ve) OR (dinh ve)) ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te van ky tang xa hoi. hieu van ((cam tu) OR (dam tu)) va ((danh ve) or (dinh ve)) ve triet".
• Adding a wildcard symbol may retrieve word variants: te van ky tang xa hoi. hieu van ((cam tu) OR (dam tu)) va ((danh ve) or (dinh ve)) ve triet*.