Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
tieu xanh » tieu danh, chieu xanh, dieu hanh
tang luan » dung luan
dung cong » dung trong
tang cua » mang cua, hang cua, thong cua
toan cau » toan ban, toan tap, toan tai
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 tieu xanh - anh ((tang cua) OR (tang luan)) dung cong thanh ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - anh ((tang cua) OR (tang luan)) dung cong thanh ((toan cau) OR (toan cao))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - anh ((tang cua) OR (tang luan)) dung cong thanh ((toan cau) or (toan cao))*".