Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh huong
thien thanh » tien thanh, thi thanh, hien hanh
thien danh » thien anh, thien dang, thien chanh
thanh tung » thanh cong
quan tong » quan trong, quan dong, quan long
tong cong » trong cong, cong cong, dung cong
cong dan » cong san, cong tan, huong dan
dan can » dan chan, dan canh, dan ca
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien danh) OR (thien thanh)) - ((thanh truong) or (thanh tung)) quan tong cong dan can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien danh) OR (thien thanh)) - ((thanh truong) OR (thanh tung)) quan tong cong dan can cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thien danh) OR (thien thanh)) - ((thanh truong) or (thanh tung)) quan tong cong dan can cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thien danh) OR (thien thanh)) - ((thanh truong) or (thanh tung)) quan tong cong dan can cau*.