Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
thien anh » thien danh, tien anh, thien thanh
trinh cua » tinh cua, trinh luat, trinh quan
nang cong » nang song, dang cong, bang cong
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
cua nang » chua nang, cua dang, cua hang
toan cau » 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 sach))) or (thien anh)) - hanh trinh cua nang cong danh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (chieu sach))) OR (thien anh)) - hanh trinh cua nang cong danh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) or (chieu sach))) or (thien anh)) - hanh trinh cua nang cong danh toan cau*.