Perhaps you should try some spelling variations:
thien van » thi van
kho tang » cao tang
ban hang » ngan hang
cua tre » cua te, cua triet, dua tren
cam duc » cam xuc, cao duc, pham duc
cuu tre » cau tren, cau treo
hang vi » hang va, hanh vi, hang di
duc ban » duc tan, duc van, dua ban
lan kho » lam kho, lan cho, van kho
hieu va » lieu va, hieu qua
tang xa » trang xa, tang ma, lang xa
tu lan » tu luan, tu lang, tu lanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu lan kho tang xa hoi. ((hieu va) or (thien van)) cam duc ban hang vi ((cuu tre) OR (cua tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu lan kho tang xa hoi. ((hieu va) OR (thien van)) cam duc ban hang vi ((cuu tre) OR (cua tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu lan kho tang xa hoi. ((hieu va) or (thien van)) cam duc ban hang vi ((cuu tre) OR (cua tre))*".