Perhaps you should try some spelling variations:
luong luan » luong quan, luong xuan, cuong luan
dinh luong » dinh duong, dinh huong, dinh cuong
tinh dung » trinh dung, tin dung, tinh quang
kiem soat » kiem toan
hieu soat » hieu suat, hieu hoat, hieu so
hieu luat » hieu qua
luan va » luat va
va kiem » van kien

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