Perhaps you should try some spelling variations:
minh tuong » minh tuan, minh quang
dung quang » dang quang, luong quang, dung luan
tuong luan » truong luan, tong luan, thong luan
dung quan » dung luan, luong quan, dang quang
kiem soat » kiem toan
hieu soat » hieu suat, hieu hoat, hieu luat
van hieu » cao hieu
va kiem » van kien

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tinh ((dung quan) OR (dung quang)) va kiem soat ) or ( minh tuong luan van hieu soat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh ((dung quan) OR (dung quang)) va kiem soat ) OR ( minh tuong luan van hieu soat )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tinh ((dung quan) OR (dung quang)) va kiem soat ) or ( minh tuong luan van hieu soat ))".
• Adding a wildcard symbol may retrieve word variants: (( tinh ((dung quan) OR (dung quang)) va kiem soat ) or ( minh tuong luan van hieu soat ))*.