Perhaps you should try some spelling variations:
hien xanh » hien hanh, hien nhanh, chieu xanh
tong cong » trong cong, cong cong, dung cong
cong danh » cuong danh, cong dan, cong thanh
manh cua » doanh cua
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
ban cua » ban quan

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 - hanh ((manh cua) or (ban cua)) tong cong danh ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh ((manh cua) OR (ban cua)) tong cong danh ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh ((manh cua) or (ban cua)) tong cong danh ((toan cau) or (toan cao))*.