Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh doanh » hang doanh, chinh doanh, doanh doanh
thong dong » thong duong, thuong dong, thong cong
doanh cua » doanh luan
cua thong » cua thuong, cua khong, cua tong
dong tinh » dong kinh, dong tin, cong tinh
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: hoc ((thieu xanh) or (chieu xanh)) - hanh doanh cua thong dong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - hanh doanh cua thong dong tinh toan cao*.