Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
cong thanh » dong thanh, cong trinh, cong tan
hanh tang » hanh trang, anh tang, hanh mang
hang cong » dang cong, hang nong, bang cong
theo chu » theo chieu, cho chu, chao chu
chu bang » thu bang, chuc nang, chu quang
cua hang » cua dang, cua nhung, cua cong
toan ban » van ban

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 bang - ((hanh tang) or (canh tranh)) cua hang cong thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu bang - ((hanh tang) OR (canh tranh)) cua hang cong thanh toan ban*.