Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
hieu san » hieu van, hieu sau, chieu sang
san chay » san pham, van chat, dan chan
ky tang » ky nang, ky dang, kho tang
tang ma » mang may, tang van
dua ban » dia ban, cua ban, mua ban
cua tre » cuu tre, cua triet, dua tren
qua ban » cua ban, qua quan
tu sac » tu sach, tu cac, tu san
cua te » cua tu
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky tang ma hoa. hieu san chay ((dua ban) OR (qua ban)) thanh tai ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky tang ma hoa. hieu san chay ((dua ban) OR (qua ban)) thanh tai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky tang ma hoa. hieu san chay ((dua ban) OR (qua ban)) thanh tai ((cua tre) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang ma hoa. hieu san chay ((dua ban) OR (qua ban)) thanh tai ((cua tre) or (cua te))*.