Perhaps you should try some spelling variations:
minh quang » tinh quang, dinh quang, minh hoang
quang quan » quang tuan, quang uan, quan quan
thien hoat » trien hoat, thien thuat, tien hoa
hieu soat » hieu suat, hieu hoat, hieu luat
dinh dung » dinh duong, dinh hung, tinh dung
kiem soat » kiem toan
quan vi » quan li, quan tri, quan doi
vi hieu » vi dieu, va hieu, vo hieu
luan » lan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( minh quang quan vi hieu soat ) or ( dinh dung luan van ((kiem soat) or (thien hoat)) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( minh quang quan vi hieu soat ) OR ( dinh dung luan van ((kiem soat) OR (thien hoat)) )).
• Adding a wildcard symbol may retrieve word variants: (( minh quang quan vi hieu soat ) or ( dinh dung luan van ((kiem soat) or (thien hoat)) ))*.