Perhaps you should try some spelling variations:
tinh dung » tinh quang, tinh huong, anh dung
kiem soat » kiem toan
hien soat » thien hoat, bien soan, hien luat
dung lan » dung luan, dung land, dung lam
van hien » van hieu, van tien
va kiem » van kien
lan va » luan va, lanh va, lan van
luan » quan

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

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