Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
dang mat » dang vat, dang mau, dung mat
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
cam duc » cam xuc, cao duc, pham duc
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo
hieu ve » hieu va, hieu van
dang ma » dang mau, dang mam, tang ma
ve cam » ve cham, ve cac, va cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((dang ma) OR (dang mat)) hoi. hieu ve cam duc va thanh tai ((cua tre) OR (cuu tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y ((dang ma) or (dang mat)) hoi. hieu ve cam duc va thanh tai ((cua tre) OR (cuu tre))~".
• Adding a wildcard symbol may retrieve word variants: te sach y ((dang ma) or (dang mat)) hoi. hieu ve cam duc va thanh tai ((cua tre) OR (cuu tre))*.