Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh tra, thanh tuan
thanh toan » thanh hoa, thanh san, tinh toan
hieu manh » chieu xanh, hieu nganh, dieu hanh
tuan hang » tuan hoang, tuan bang, tuan dang
hang cong » dang cong, hang nong, bang cong
cong tang » cong thang, cong tan, cong lang
hoc hieu » hoc thieu, hoc hien, doc hieu
tang van » dang van, hoang van, trong van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - ((thanh tran) or (thanh toan)) tuan hang cong tang van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - ((thanh tran) OR (thanh toan)) tuan hang cong tang van ban*.