Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
dang cong » dung cong
chat lua » chat cua, chat va, chat huu
cong tan » cong tac, cong san, cong thanh
tan phi » tac phi, tan phu, toan phai
phi phi » chi phi, phi thi, thi phi
ha lua » ca lua, hoa luan, phap lua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sach) or (chieu tinh)) - van ((ha lua) OR (chat lua)) dang cong tan phi phi~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu tinh)) - van ((ha lua) OR (chat lua)) dang cong tan phi phi.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sach) or (chieu tinh)) - van ((ha lua) OR (chat lua)) dang cong tan phi phi".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chieu tinh)) - van ((ha lua) OR (chat lua)) dang cong tan phi phi*.