Perhaps you should try some spelling variations:
nhung phuong » dung phuong, truong phuong, bang phuong
chieu sang » chieu sach, chieu xanh, hieu lang
nhu phuong » thu phuong, thi phuong, thu huong
hanh luan » khanh luan, hang luan, hanh luat
thanh bac » nhanh bac, thanh bai, thanh san
ho chieu » theo chieu, hoc thieu, doi chieu
than cap » khan cap, thanh lap, thanh cac

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 sang - hanh luan van ((nhung phuong) or (nhu phuong)) dan ((than cap) or (thanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh luan van ((nhung phuong) OR (nhu phuong)) dan ((than cap) OR (thanh bac)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh luan van ((nhung phuong) or (nhu phuong)) dan ((than cap) or (thanh bac))*.