Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh dung » thanh dung, anh dung, hanh dong
luan bang » luan nang, luan tang, tuan bang
manh toan » anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
luan ban » luan van, luan san, luan han

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