Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
chieu sach » chinh sach, chiet tach, chieu sang
hieu lang » chieu sang, hieu quang, nhieu tang
cua dong » chua dong, cua cong, cua nong
cua dang » cua cong, cua ban
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu lang) or (chieu sach)) - hanh tranh ((cua dong) or (cua dang)) cong tan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu lang) OR (chieu sach)) - hanh tranh ((cua dong) OR (cua dang)) cong tan than cap.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu lang) or (chieu sach)) - hanh tranh ((cua dong) or (cua dang)) cong tan than cap*.