Perhaps you should try some spelling variations:
huong quan » luong quan, cuong quan, vuong quan
tinh huong » dinh huong, tinh quang, anh huong
tinh dung » trinh dung, tinh quang, anh dung
kiem soat » kiem toan
quan van » luan van, quan va, quan luan
van hieu » cao hieu
quan cua » quan luan, ban cua, gian cua
cua kiem » cua niem, cua tiem, luat kiem

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) or (tin dung)) quan van hieu qua ) or ( tinh huong quan cua kiem soat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((tinh dung) OR (tin dung)) quan van hieu qua ) OR ( tinh huong quan cua kiem soat )).
• Adding a wildcard symbol may retrieve word variants: (( ((tinh dung) or (tin dung)) quan van hieu qua ) or ( tinh huong quan cua kiem soat ))*.