Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong lan » phuong la, thuong lan, phuong linh
khoa chau » khoai chau, khoa phau, khoa cham
tranh cua » doanh cua, manh cua
cua nhung » va nhung
hat chau » ha chau, lai chau, hat nhan
lan van » luan van, lang van, tan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((khoa chau) or (hat chau)) tinh - canh tranh cua nhung phuong lan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((khoa chau) OR (hat chau)) tinh - canh tranh cua nhung phuong lan van ban.
• Adding a wildcard symbol may retrieve word variants: ((khoa chau) or (hat chau)) tinh - canh tranh cua nhung phuong lan van ban*.