Perhaps you should try some spelling variations:
thanh luan » tranh luan, thanh xuan, thanh tuan
hoang cong » hang cong, hoang long, hoang vuong
chau tinh » cuu tinh, ha tinh, cua tinh
van hoang » van hoan, quan hoang, tran hoang
tac phan » tac phat, cac phan, tac nhan
tai phan » tai thanh, tai phong, tai ngan
tac pham » thuc pham, san pham
ho chau » ha chau, ho chu, o chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chau tinh - thanh luan van hoang cong ((((tac phan) OR (tai phan))) or (tac pham)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chau tinh - thanh luan van hoang cong ((((tac phan) OR (tai phan))) OR (tac pham)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chau tinh - thanh luan van hoang cong ((((tac phan) OR (tai phan))) or (tac pham)) tap".
• Adding a wildcard symbol may retrieve word variants: ho chau tinh - thanh luan van hoang cong ((((tac phan) OR (tai phan))) or (tac pham)) tap*.