Perhaps you should try some spelling variations:
nhuong cong » nhung cong, luong cong, duong cong
van nhuong » van chuong, van phuong, van huong
thieu xanh » chieu xanh, thien anh, thien danh
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh tran » hanh trang, thanh tran, hanh tram
tran van » luan van
van tan » van tuan, van ban, van tai
san van » tan van, luan van, dang van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (hieu manh)) - hanh tran van nhuong cong ((van tan) or (san van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - hanh tran van nhuong cong ((van tan) OR (san van)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (hieu manh)) - hanh tran van nhuong cong ((van tan) or (san van)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (hieu manh)) - hanh tran van nhuong cong ((van tan) or (san van)) ban*.