Perhaps you should try some spelling variations:
quang thanh » quan thanh, muong thanh, quang tuan
hoang thanh » hoang anh, dong thanh, hoang xanh
chieu xanh » chieu sach, chieu sang, chieu tinh
chung cong » nhung cong, chong cong, phung cong
chu xanh » chu manh, chua xang, chuc danh
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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 xanh) or (chieu xanh)) - nhanh ((quang thanh) OR (hoang thanh)) chung cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chieu xanh)) - nhanh ((quang thanh) OR (hoang thanh)) chung cong tac toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) or (chieu xanh)) - nhanh ((quang thanh) OR (hoang thanh)) chung cong tac toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) or (chieu xanh)) - nhanh ((quang thanh) OR (hoang thanh)) chung cong tac toan ban*.