Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
canh manh » lanh manh, canh tranh, cach mang
ho chieu » theo chieu, doi chieu, mot chieu
manh cua » doanh cua, ban cua
cua hang » cua dang, cua nhung, cua cong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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 (hoc thieu)) xanh - canh manh cua hang ((cong dan) OR (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - canh manh cua hang ((cong dan) OR (cong san)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (hoc thieu)) xanh - canh manh cua hang ((cong dan) OR (cong san)) phan cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) xanh - canh manh cua hang ((cong dan) OR (cong san)) phan cau*.