Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh doanh » hanh doanh, chinh doanh, doanh doanh
cong vang » cong lang, cong quang, cong ngang
vang chat » van chat, van phat, va chat
ho chieu » theo chieu, hoc thieu, doi chieu
chat tu » nhat tu, chai tu, chay tu

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 - canh doanh ((cua nhung) or (va nhung)) cong vang chat tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh doanh ((cua nhung) OR (va nhung)) cong vang chat tu.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh doanh ((cua nhung) or (va nhung)) cong vang chat tu*.