Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, hanh trinh, minh trang
dung doanh » dung dan, dung dong
hoc thieu » toc thieu, hoc hien
tuan cau » toan cau, tuan cu, thuan cam
quan cau » quang cao, toan cau, quan ha
cua ung » cua rung, cua ong, cua nhung

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 - ((hanh trang) or (canh tranh)) cua ung dung doanh ((tuan cau) OR (quan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh trang) OR (canh tranh)) cua ung dung doanh ((tuan cau) OR (quan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh trang) or (canh tranh)) cua ung dung doanh ((tuan cau) OR (quan cau))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh trang) or (canh tranh)) cua ung dung doanh ((tuan cau) OR (quan cau))*.