Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh toan, thanh tuan
thanh tra » thanh toan, thanh hoa
nhung hoc » chung hoc, nhung goc, khung hoc
ho chieu » theo chieu, hoc thieu, doi chieu
toan cao » toan ban
toan tap » toan ban

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) or (thanh tra)) va nhung hoc dan ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((thanh tran) OR (thanh tra)) va nhung hoc dan ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((thanh tran) or (thanh tra)) va nhung hoc dan ((toan cao) or (toan tap))*.