Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, mot chieu
trang cua » tranh cua, tang cua, trung cua
cua nhung » va nhung
cong luan » tong luan, cong tuan, dong luan
ho chieu » theo chieu, hoc thieu, mot chieu

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) or (((doi chieu) or (toc thieu)))) xanh - hanh trang cua nhung cong luan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (((doi chieu) OR (toc thieu)))) xanh - hanh trang cua nhung cong luan van ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (((doi chieu) or (toc thieu)))) xanh - hanh trang cua nhung cong luan van ban*.