Perhaps you should try some spelling variations:
luong quan » thong quan, duong qua
minh luong » dinh luong, minh tuong, minh cuong
luan chien » luan nghien, luan chuyen, luan thiet
chien soat » thien hoat
tinh dung » trinh dung, tin dung, tinh quang
hieu suat » hieu luat, hieu qua
van hieu » cao hieu

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 hieu suat ) or ( minh luong quan luan chien soat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh dung luan van hieu suat ) OR ( minh luong quan luan chien soat )).
• Adding a wildcard symbol may retrieve word variants: (( tinh dung luan van hieu suat ) or ( minh luong quan luan chien soat ))*.