Perhaps you should try some spelling variations:
tinh luong » tinh huong, dinh luong, minh luong
luong quan » thong quan, duong qua
luan hieu » luan tieu, luan dieu, luan thiet
hieu soat » hieu suat, hieu hoat, hieu luat
huong cua » dung cua
kiem soat » kiem toan
dan kiem » van kiem, toan kiem, phan kiem
cua dan » cua dang, cua ban, ca dan

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

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