Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
hieu quang » thieu quang, hieu quan, hieu qua
hanh trang » thanh trung, canh tranh, hanh trinh
cua phuong » cuu phuong, cuc phuong, luan phuong
hanh tang » anh tang, hanh mang, hanh tung
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu quang - ((hanh tang) or (hanh trang)) cua phuong cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu quang - ((hanh tang) OR (hanh trang)) cua phuong cong dan phan dau*.