Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
dua tren » dung tren
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
cam duc » cam xuc, cao duc, pham duc
sach ty » sach y, sach tu, sach thu
hieu ve » hieu va, hieu van
tang ma » mang may, tang van
hang ma » hang va, hang ca, nang ma
cuu tre » cua tre, cau tren, cau treo
ve cam » ve cham, ve cac, va cam

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