Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
thanh cap » thanh lap, hanh cap, than cap
ho chieu » theo chieu, hoc thieu, doi chieu
cua hang » cua dang, cua cong, cua ban
cong van » cong san, song van, cong tan

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 tranh ((cua hang) or (cua nhung)) ((cong van) OR (cong vang)) thanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh tranh ((cua hang) OR (cua nhung)) ((cong van) OR (cong vang)) thanh cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - canh tranh ((cua hang) or (cua nhung)) ((cong van) OR (cong vang)) thanh cap".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh tranh ((cua hang) or (cua nhung)) ((cong van) OR (cong vang)) thanh cap*.