Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trung » thanh trung, manh trung, danh trung
hanh trang » thanh trung, canh tranh, hanh trinh
thong cong » trong cong, tong cong, thong thong
doi chieu » doc hieu, doi chi, ho chieu
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, thanh chau
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: doi chieu tinh - ((hanh trung) or (hanh trang)) va thong cong dan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - ((hanh trung) OR (hanh trang)) va thong cong dan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - ((hanh trung) or (hanh trang)) va thong cong dan ((than cau) or (than cap))*.