Perhaps you should try some spelling variations:
tinh dung » tin dung, tinh quang, tinh huong
kiem soat » kiem toan
dung quan » dung quang, luong quan, dang quang
bien soan » bien so
quan van » luan van, quan va, quan luan
van bien » van tien, van hien, vat bien
luan va » luan van, luat va
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 luan va kiem soat ) or ( trinh dung quan van bien soan ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh dung luan va kiem soat ) OR ( trinh dung quan van bien soan )).
• Adding a wildcard symbol may retrieve word variants: (( tinh dung luan va kiem soat ) or ( trinh dung quan van bien soan ))*.