Perhaps you should try some spelling variations:
cang thang » cong thanh, dang thanh
thang cua » thong cua, hang cua, than cua
cua trong » cua truong, cua trung, qua trong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan ban, toan tap
thao bo » tao bo, theo bo, thac bao
bo manh » ho manh, bo canh, bui manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: thao bo manh - cang thang cua trong ((cong dan) OR (cong san)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thao bo manh - cang thang cua trong ((cong dan) OR (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: thao bo manh - cang thang cua trong ((cong dan) OR (cong san)) toan cau*.