Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
quan nhung » qua nhung, cua nhung, quang hung
luan chung » luan chinh
cong dan » cong san, cong tan, huong dan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu
o cuu » ho cuu, so cuu, _ cuu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: o cuu tinh - hanh trinh ((quan nhung) OR (luan chung)) cong dan ((than cau) OR (phan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "o cuu tinh - hanh trinh ((quan nhung) or (luan chung)) cong dan ((than cau) OR (phan cau))~".
• Adding a wildcard symbol may retrieve word variants: o cuu tinh - hanh trinh ((quan nhung) or (luan chung)) cong dan ((than cau) OR (phan cau))*.