Perhaps you should try some spelling variations:
trinh thong » trinh thuong, trinh trong, trinh tong
tinh thong » tinh thuong, tinh khong, dinh thong
tinh dung » trinh dung, tin dung, tinh quang
kiem soat » kiem toan
bien soan » bien so
van kiem » va kiem, van kien, van hieu
quan va » quan vi, quan ha, luan va
va bien » vat bien, va lien, va dien
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: (( tinh dung luan van kiem soat ) or ( ((tinh thong) or (trinh thong)) quan va bien soan ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh dung luan van kiem soat ) OR ( ((tinh thong) OR (trinh thong)) quan va bien soan )).
• Adding a wildcard symbol may retrieve word variants: (( tinh dung luan van kiem soat ) or ( ((tinh thong) or (trinh thong)) quan va bien soan ))*.