Perhaps you should try some spelling variations:
thien dan » thien dang, thien danh, thien van
thanh tai » thanh hai, thanh toan, doanh tai
sang ma » nang ma, sang tao, mang may
tang ma » mang may, tang van
dua ban » dia ban, qua ban, mua ban
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu san
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 ((sang ma) or (tang ma)) hoa. thien dan ca ((dua ban) OR (cua ban)) thanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((sang ma) OR (tang ma)) hoa. thien dan ca ((dua ban) OR (cua ban)) thanh tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky ((sang ma) or (tang ma)) hoa. thien dan ca ((dua ban) OR (cua ban)) thanh tai cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((sang ma) or (tang ma)) hoa. thien dan ca ((dua ban) OR (cua ban)) thanh tai cua tre*.