Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
doanh cua » doanh luan
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » ban cua
dan than » dan chan, ban than, van than

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 - hanh ((doanh cua) or (manh cua)) nhung cong ((manh toan) or (dan than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((doanh cua) OR (manh cua)) nhung cong ((manh toan) OR (dan than)) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((doanh cua) or (manh cua)) nhung cong ((manh toan) or (dan than)) cao*.