Perhaps you should try some spelling variations:
quang doan » quan doan, quang hoan, quang hoang
quang toan » quang tuan, quang tran, quang hoan
dinh huong » dinh duong, anh huong
huong quan » luong quan, cuong quan, vuong quan
tinh dang » tinh dung, binh dang, tinh sang
kiem soat » kiem toan
hieu soat » hieu suat, hieu hoat, hieu luat
quan van » luan van, quan va, quan luan
van hieu » cao hieu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh dang ((quang doan) OR (quang toan)) kiem soat ) OR ( dinh huong quan van hieu soat ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tinh dang ((quang doan) OR (quang toan)) kiem soat ) or ( dinh huong quan van hieu soat ))~".
• Adding a wildcard symbol may retrieve word variants: (( tinh dang ((quang doan) OR (quang toan)) kiem soat ) or ( dinh huong quan van hieu soat ))*.