Perhaps you should try some spelling variations:
thinh doan » chinh doanh, hinh toan, thi doan
thoi hanh » thi hanh, troi hanh, tuoi thanh
doan tuan » doan quan, doanh luan, doan quang
tuan hang » tuan hoang, tuan bang, tuan dang
hang cong » dang cong, hang nong, bang cong
hoang van » hang va
doi thoi » doi thoai, moi thoi, do thoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi thoi hanh - thinh doan tuan hang cong ((hoang van) or (trong cac)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi thoi hanh - thinh doan tuan hang cong ((hoang van) OR (trong cac)) ban*.