Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
thi chien » thi hien, thi thien, thien chien
tap doanh » tap doan, lap doanh, tap danh
doanh ban » doanh bat, doanh van, doanh nhan
trung ha » trung hoc, trung tam, trung cap
cong tap » cuong tap, cong tac, cong tan
tung va » trung va, tuong va, dung va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (thi chien)) tinh - thanh ((tung va) or (trung ha)) nhung cong tap doanh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (thi chien)) tinh - thanh ((tung va) OR (trung ha)) nhung cong tap doanh ban.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (thi chien)) tinh - thanh ((tung va) or (trung ha)) nhung cong tap doanh ban*.