Perhaps you should try some spelling variations:
chau triet » cau triet, cua triet, cau trieu
van thanh » ban thanh, van tuan
thanh lai » thanh hai, thanh lap, thanh loi
sach thu » sach thue, sach thieu, sach tham
pham duy » pham duc
su sach » so sach, vu sach
tang ma » mang may, tang van
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
duy van » duy vat, dung van

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach thu ((tang ma) or (lang xa)) hoi. hieu ve pham duy van thanh lai chau triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach thu ((tang ma) OR (lang xa)) hoi. hieu ve pham duy van thanh lai chau triet.
• Adding a wildcard symbol may retrieve word variants: su sach thu ((tang ma) or (lang xa)) hoi. hieu ve pham duy van thanh lai chau triet*.