Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh toan, thanh tra
van nhuong » van chuong, van phuong, van huong
nhuong chi » thuong chi, nhung chi, chung chi
ho chieu » theo chieu, hoc thieu, doi chieu
tran van » luan van
toan cao » toan ban
toan tap » toan ban
chi dan » choi dan, chi van, thi dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - thanh tran van nhuong chi dan ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh tran van nhuong chi dan ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tran van nhuong chi dan ((toan cao) or (toan tap))*.