Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » hanh chinh
bang cong » dang cong, bang song, hang cong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
dan luan » doanh luan, dung luan, tang luan
luan tam » luat tam, loan tam, luan tac

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 tinh - ((canh tranh) or (hanh trinh)) cua ((bang cong) or (dung cong)) dan luan tam~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - ((canh tranh) OR (hanh trinh)) cua ((bang cong) OR (dung cong)) dan luan tam.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - ((canh tranh) or (hanh trinh)) cua ((bang cong) or (dung cong)) dan luan tam*.