Perhaps you should try some spelling variations:
minh cuong » dinh cuong, manh cuong, minh tuong
dung quang » dang quang, dung quan, luong quang
chien soat » thien hoat
quang ban » quang binh, quang tuan, quang tran
hieu soat » hieu suat, hieu hoat, hieu luat
ban hieu » van hieu, gian hieu, phan hieu
quan van » quan va, quan luan, quan doan
tin » tinh
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: (( tin dung quang ban hieu soat ) or ( minh cuong ((quan van) or (luan van)) chien soat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tin dung quang ban hieu soat ) OR ( minh cuong ((quan van) OR (luan van)) chien soat )).
• Adding a wildcard symbol may retrieve word variants: (( tin dung quang ban hieu soat ) or ( minh cuong ((quan van) or (luan van)) chien soat ))*.