Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
dang cong » dung cong
khi sach » khi sac, khoa sach, khau sach
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi sach - hanh tranh cua dang cong dan ((than cap) or (((thanh san) or (phan lap))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi khi sach - hanh tranh cua dang cong dan ((than cap) OR (((thanh san) OR (phan lap)))).
• Adding a wildcard symbol may retrieve word variants: doi khi sach - hanh tranh cua dang cong dan ((than cap) or (((thanh san) or (phan lap))))*.