Perhaps you should try some spelling variations:
phuong hanh » phuong thanh, phuong anh, phuong danh
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
qua nhung » quan nhung, qua chung, chua nhung
cua nhung » va nhung
hanh luan » khanh luan, hang luan, hanh luat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) OR (chieu sach)) - hanh doanh ((qua nhung) or (cua nhung)) phuong hanh luan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - hanh doanh ((qua nhung) OR (cua nhung)) phuong hanh luan van.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sach)) - hanh doanh ((qua nhung) or (cua nhung)) phuong hanh luan van".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sach)) - hanh doanh ((qua nhung) or (cua nhung)) phuong hanh luan van*.