Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong ngang » cong nhan, cong quang, cong lang
doanh cua » doanh luan
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » ban cua
cong van » cong vang, cong san, song van
toan cau » toan cao, toan ban, toan tap

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