Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
quan nhung » qua nhung, cua nhung, luan chung
nhung cong » dung cong, thong cong, hang cong
nho hieu » nha hieu, nho sieu, nhu hieu
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca, van chat
ho hieu » ho chieu, hoi hieu, co hieu

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: ((ho hieu) OR (nho hieu)) lang - hanh trinh quan nhung cong ((dan than) OR (dan chan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho hieu) or (nho hieu)) lang - hanh trinh quan nhung cong ((dan than) OR (dan chan)) cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho hieu) or (nho hieu)) lang - hanh trinh quan nhung cong ((dan than) OR (dan chan)) cau*.