Perhaps you should try some spelling variations:
tinh luong » tinh huong, dinh luong, minh luong
luan khoa » khuan khoa, toan khoa, luan hoan
khoa kiem » hoa kiem, khoa diem, khuan kiem
kiem soat » kiem toan
quan doan » quan hoang, chuan doan, chan doan
kien hoat » kien hoa, dien hoat, trien hoat
quan va » quan vi, quan ha, luan va

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 khoa kiem soat ) or ( tinh luong ((quan doan) or (quan va)) kien hoat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tin dung luan khoa kiem soat ) OR ( tinh luong ((quan doan) OR (quan va)) kien hoat )).
• Adding a wildcard symbol may retrieve word variants: (( tin dung luan khoa kiem soat ) or ( tinh luong ((quan doan) or (quan va)) kien hoat ))*.