Perhaps you should try some spelling variations:
thanh tung » thanh cong
cua thong » cua thuong, cua khong, cua tong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
tung cua » trung cua, tuong cua, dung cua
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cao » toan ban, toan tap

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

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