Perhaps you should try some spelling variations:
hanh tran » hanh trang, thanh tran, hanh tram
dong cong » duong cong, dung cong, dang cong
chi binh » chi minh, thi binh, thi bich
tran van » luan van
cong san » cong tac
san toan » van toan, dan toan, 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: doi ((chi binh) OR (thai binh)) - hanh tran van dong cong san toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi binh) OR (thai binh)) - hanh tran van dong cong san toan tap".
• Adding a wildcard symbol may retrieve word variants: doi ((chi binh) OR (thai binh)) - hanh tran van dong cong san toan tap*.