Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
va thanh » gia thanh, ban thanh, va tinh
dang vat » dang van, dong vat, dang nhat
te sach » toc sach
cuu tre » cau tren, cau treo
cam luc » cam xuc, cau luc
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, sach thu
dang ma » dang mau, dang mam, dang mat
cua tre » cua te, cua triet, dua tren
ve cam » ve cham, ve cac, va cam
luc va » duc va, tuc va, loc va

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