Perhaps you should try some spelling variations:
hanh bang » anh bang, hanh mang, lanh bang
luan nang » van nang, luan san
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu sach - hanh bang ((luan van) OR (luan nang)) cong dan toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu sach - hanh bang ((luan van) OR (luan nang)) cong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: theo chu sach - hanh bang ((luan van) OR (luan nang)) cong dan toan tap*.