Perhaps you should try some spelling variations:
luan phuong » lan phuong, quang phuong, doan phuong
phuong cong » phuong dong, phong cong, phung cong
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh dong » anh dong, ha dong
ho nhieu » hop nhieu, ho chieu, he nhieu
anh dung » anh dong, anh huong, sach dung
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho nhieu tang - ((hanh dong) or (anh dung)) luan phuong cong san ((toan cau) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho nhieu tang - ((hanh dong) OR (anh dung)) luan phuong cong san ((toan cau) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho nhieu tang - ((hanh dong) or (anh dung)) luan phuong cong san ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho nhieu tang - ((hanh dong) or (anh dung)) luan phuong cong san ((toan cau) OR (toan tap))*.