Perhaps you should try some spelling variations:
doanh van » doan van, doanh va, doanh ban
van doanh » toan doanh, van dong, van thanh
hieu van » hieu va, thien van, lieu va
te sach » toc sach
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
lam xuc » lam duoc
sach ky » sac ky, sach y, sach ty
cua tre » cuu tre, cua triet, dua tren
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 sach ky tang xa hoi. hieu van ((lam xuc) OR (cam xuc)) van doanh van ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky tang xa hoi. hieu van ((lam xuc) OR (cam xuc)) van doanh van ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky tang xa hoi. hieu van ((lam xuc) OR (cam xuc)) van doanh van ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: te sach ky tang xa hoi. hieu van ((lam xuc) OR (cam xuc)) van doanh van ((cua tre) or (cua te))*.