Perhaps you should try some spelling variations:
trinh thong » trinh thuong, trinh trong, trinh tong
tinh thong » tinh thuong, tinh khong, dinh thong
chuan doan » chan doan
kiem soat » kiem toan
doan kien » doan dien, don kien, doan thien
kien soat » bien soan, kien hoa, dien hoat
van kiem » va kiem, van kien, van hieu
luan » quan, lan

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

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