Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
chua dang » cua dang, chua dong, chua xang
chua nang » chuc nang, chua xang, kha nang
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tran ban » tranh ban, tran van, toan ban

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 - thanh tung ((chua dang) OR (chua nang)) cong tan tran ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh tung ((chua dang) OR (chua nang)) cong tan tran ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung ((chua dang) OR (chua nang)) cong tan tran ban*.