Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
quang hanh » quang thanh, quang khanh, quan hanh
chau tinh » cuu tinh, ha tinh, cua tinh
hanh tinh » nhanh tinh, thanh tinh, canh tinh
doi chau » doi chieu, gioi chau, hoi chu
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
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: doi chau tinh - ((hanh tinh) or (hanh trinh)) quang hanh ((cong tan) OR (cong tac)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chau tinh - ((hanh tinh) OR (hanh trinh)) quang hanh ((cong tan) OR (cong tac)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chau tinh - ((hanh tinh) or (hanh trinh)) quang hanh ((cong tan) OR (cong tac)) phan cau".
• Adding a wildcard symbol may retrieve word variants: doi chau tinh - ((hanh tinh) or (hanh trinh)) quang hanh ((cong tan) OR (cong tac)) phan cau*.