Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong thanh » dong thanh, cong trinh, truong thanh
canh manh » canh tranh, cach mang, van manh
lanh manh » lanh tranh, lan anh, van manh
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong ty
hai hai » khai hai, dai hai, tai hai

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