Perhaps you should try some spelling variations:
thien van » thi van
kho tang » cao tang
lam xuc » cam xuc, lam duoc
tang xa » trang xa, tang ma, lang xa
hieu va » lieu va, hieu qua
dinh ve » dinh ket, dinh van
va dinh » van dinh, va kinh, va tinh
ve cua » le cua, de cua, te cua
te sai » te bai, te lai, te hai
xuc va » duc va, tuc va, luc va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sai) or (te tai)) kho tang xa hoi. ((hieu va) or (thien van)) lam xuc va dinh ve cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sai) OR (te tai)) kho tang xa hoi. ((hieu va) OR (thien van)) lam xuc va dinh ve cua te.
• Adding a wildcard symbol may retrieve word variants: ((te sai) or (te tai)) kho tang xa hoi. ((hieu va) or (thien van)) lam xuc va dinh ve cua te*.