Perhaps you should try some spelling variations:
tranh thanh » tran thanh, trinh thanh, thanh thanh
thanh hang » thanh hoang, thanh thang, tranh hang
hang cong » dang cong, hang nong, bang cong
theo chu » theo chieu, cho chu, chao chu
chu tach » chu tich, chu thich, chu thanh
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu tach - canh tranh thanh hang cong dan ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu tach - canh tranh thanh hang cong dan ((toan cao) OR (van ban))*.