Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
mot chieu » doi chieu
minh tuan » anh tuan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: ((ho chieu) or (mot chieu)) xanh - ((minh tuan) or (hanh trinh)) cua dung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (mot chieu)) xanh - ((minh tuan) OR (hanh trinh)) cua dung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (mot chieu)) xanh - ((minh tuan) or (hanh trinh)) cua dung cong dan toan cau*.