Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh tai » thanh hai, thanh toan, doanh tai
te sach » toc sach
cam tuc » cam xuc, cam tu, nam thuc
cua tre » cuu tre, cua triet, dua tren
tuc ban » thuc ban, truc ban, tu ban
hieu va » lieu va
sang ma » tang ma, nang ma, sang tao
y sang » _ sang, duy sang
ma hoi » mai hoi, xa hoi, ma hoa
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 y sang ma hoi. ((hieu va) or (hieu qua)) cam tuc ban thanh tai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y sang ma hoi. ((hieu va) OR (hieu qua)) cam tuc ban thanh tai ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sach y sang ma hoi. ((hieu va) or (hieu qua)) cam tuc ban thanh tai ((cua tre) or (cua te))*.