Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh dung » thanh dung, anh dung, hanh dong
cua thong » cua thuong, cua khong, suat thong
ho chieu » theo chieu, hoc thieu, doi chieu
cua tong » cua cong, cua dong, cua nong
cong ban » cong bang, cong san, cong dan
cong tan » cong tac, cong san, cong thanh
hang tai » hang va, dung tai

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 dung ((cua thong) OR (cua tong)) ((cong ban) or (cong tan)) hang tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh dung ((cua thong) OR (cua tong)) ((cong ban) OR (cong tan)) hang tai.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh dung ((cua thong) OR (cua tong)) ((cong ban) or (cong tan)) hang tai".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh dung ((cua thong) OR (cua tong)) ((cong ban) or (cong tan)) hang tai*.