Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
luan chung » luan chinh
chau tinh » cuu tinh, ha tinh, cua tinh
cua nhung » va nhung
doi chau » doi chieu, gioi chau, hoi chu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 trinh ((cua nhung) or (luan chung)) cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chau tinh - hanh trinh ((cua nhung) OR (luan chung)) cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: doi chau tinh - hanh trinh ((cua nhung) or (luan chung)) cong dan than cau*.