Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
dung tren » dung trong, dung trung
sach thu » sach thue, sach thieu, sach tham
va thanh » gia thanh, ban thanh, va tinh
ve pham » vi pham, v pham, ve phan
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, xach tay
nang co » nang cao, nang doc, nang noi
cuu tre » cua tre, cau tren, cau treo
co hoi » co hoc, co loi

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) or (sach thu)) nang co hoi. hieu ve pham duc va thanh lai ((dung tren) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ty) OR (sach thu)) nang co hoi. hieu ve pham duc va thanh lai ((dung tren) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te ((sach ty) or (sach thu)) nang co hoi. hieu ve pham duc va thanh lai ((dung tren) or (cuu tre))*.