Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
thong cong » trong cong, tong cong, thong thong
thanh chau » thanh cha, thanh cham, thanh chu
doc chieu » doc hieu, doi chieu, toc thieu
tranh va » tranh van, trang va, trinh va
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu tinh - hanh tranh va thong cong dan ((((than cap) or (thanh chau))) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu tinh - hanh tranh va thong cong dan ((((than cap) OR (thanh chau))) OR (phan cau))*.