Perhaps you should try some spelling variations:
thuat nhung » thuat hung, thuat chung, thuat chuong
thanh tran » thanh trang, thanh toan, thanh tra
thieu xanh » chieu xanh, hieu manh, thien danh
tuan nhung » quan nhung, tuan hung, tranh nhung
thien anh » thien danh, tien anh, thien thanh
cong tan » cong tac, cong san, cong thanh
tran tap » toan tap, tran tan, tran tuan

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 ((tuan nhung) OR (thuat nhung)) cong tan tran tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - thanh tran ((tuan nhung) OR (thuat nhung)) cong tan tran tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (thien anh)) - thanh tran ((tuan nhung) OR (thuat nhung)) cong tan tran tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien anh)) - thanh tran ((tuan nhung) OR (thuat nhung)) cong tan tran tap*.