Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh thong » anh thong, hanh trong, hang thong
quang dung » quang trung, ung dung, cuong dung
cong luan » tong luan, cong tuan, dong luan
cua tinh » cua sinh, va tinh, ha tinh
qua dung » su dung, qua song, qua cong

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 xanh) or (cua tinh)) - hanh thong ((qua dung) OR (quang dung)) cong luan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (cua tinh)) - hanh thong ((qua dung) OR (quang dung)) cong luan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (cua tinh)) - hanh thong ((qua dung) OR (quang dung)) cong luan van ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (cua tinh)) - hanh thong ((qua dung) OR (quang dung)) cong luan van ban*.