Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
chieu tinh » trieu tinh, lieu tinh, chau tinh
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong luan » tong luan, cong tuan, dong luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((dieu hanh) or (chieu tinh)) - hanh truong cua nhung cong luan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((dieu hanh) OR (chieu tinh)) - hanh truong cua nhung cong luan van ban*.