Perhaps you should try some spelling variations:
tinh luong » tinh huong, dinh luong, minh luong
luong quan » thong quan, duong qua
kiem soat » kiem toan
luan hieu » luan tieu, luan dieu, luan thiet
hieu suat » hieu luat, hieu qua
dap luat » dan luat, phap luat, dat luan
dan luan » doanh luan, dung luan, tang luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tinh quang ((dap luat) or (dan luan)) kiem soat ) or ( tinh luong quan luan hieu suat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh quang ((dap luat) OR (dan luan)) kiem soat ) OR ( tinh luong quan luan hieu suat )).
• Adding a wildcard symbol may retrieve word variants: (( tinh quang ((dap luat) or (dan luan)) kiem soat ) or ( tinh luong quan luan hieu suat ))*.