Perhaps you should try some spelling variations:
luan hieu » luan tieu, luan dieu, luan thiet
hieu soat » hieu suat, hieu hoat, hieu luat
sinh dung » tinh dung, dinh dung, sinh hung
dung cong » dung trong
dung qua » duong qua, dung quan, dung cua
qua luan » quan luan, qua quan, qua quang
cong dan » cong san, cong tan, huong dan
dan bao » van bao, dam bao, da bao
tin » tinh

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 qua luan hieu soat ) or ( sinh dung cong dan bao cao ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tin dung qua luan hieu soat ) OR ( sinh dung cong dan bao cao )).
• Adding a wildcard symbol may retrieve word variants: (( tin dung qua luan hieu soat ) or ( sinh dung cong dan bao cao ))*.