Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh tra, thanh tuan
thieu xanh » chieu xanh, hieu manh, thien danh
thanh toan » thanh hoa, thanh san, tinh toan
thien anh » thien danh, tien anh, thien thanh
tuan bang » tuan dang, tuan hoang, thuat bang
bang cong » dang cong, bang song, hang cong
cong tuan » cong tan, cong luan, cong thanh
tuan van » luan van, tran van, tan 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 (thien anh)) - ((thanh tran) OR (thanh toan)) tuan bang cong tuan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - ((thanh tran) OR (thanh toan)) tuan bang cong tuan van ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (thien anh)) - ((thanh tran) OR (thanh toan)) tuan bang cong tuan van ban*".