Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
dung quang » dang quang, luong quang, dung luan
hanh mang » nhanh mang, hanh trang, nhanh lang
dung quan » dung luan, luong quan, dang quang
mang cua » manh cua, dung cua, ban cua
cua hang » cua dang, cua nhung, cua cong
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 xanh)) - hanh mang cua hang ((dung quan) OR (dung quang)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - hanh mang cua hang ((dung quan) OR (dung quang)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (chieu xanh)) - hanh mang cua hang ((dung quan) OR (dung quang)) toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - hanh mang cua hang ((dung quan) OR (dung quang)) toan cau*.