Perhaps you should try some spelling variations:
thanh tung » thanh cong
hien xanh » hien hanh, hien nhanh, chieu xanh
tao thong » tao trong, giao thong, toan thong
tung tao » trung tam, tuong tac, trong tao
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - thanh tung tao thong ((cong dan) OR (cong san)) phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - thanh tung tao thong ((cong dan) OR (cong san)) phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - thanh tung tao thong ((cong dan) OR (cong san)) phan cau*.