Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
han phuong » van phuong, dan phuong, han thuong
tranh han » tranh hang, trinh han, tranh ban
thi hanh » thi thanh
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cao » toan cao, thai cao, than cap
doi thi » doi thoi, do thi, doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi thi hanh - canh tranh han phuong cong tan than cao~.
• Adding a wildcard symbol may retrieve word variants: doi thi hanh - canh tranh han phuong cong tan than cao*.