Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
luan phan » luan van, luan hoan
theo chu » theo chieu, cho chu, chao chu
chu tinh » chau tinh, chua tinh, cuu tinh
dan phan » doan phan, dan chan, van phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu tinh - canh tranh cua nhung cong ((dan phan) or (luan phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu tinh - canh tranh cua nhung cong ((dan phan) OR (luan phan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo chu tinh - canh tranh cua nhung cong ((dan phan) or (luan phan)) cau*.