Perhaps you should try some spelling variations:
thanh tung » thanh cong
cong ngang » cong nhan, cong quang, cong lang
ngang than » nganh thanh, sang than, nang thanh
thi chieu » thi chien, thi hieu, theo chieu
tong cong » trong cong, cong cong, dung cong
tam tong » tai tong, tam nong, tam song
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo tieu) or (thi chieu)) xanh - ((thanh trung) OR (thanh tung)) tam tong cong ngang than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (thi chieu)) xanh - ((thanh trung) OR (thanh tung)) tam tong cong ngang than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo tieu) or (thi chieu)) xanh - ((thanh trung) OR (thanh tung)) tam tong cong ngang than cau".
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (thi chieu)) xanh - ((thanh trung) OR (thanh tung)) tam tong cong ngang than cau*.