Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
manh cua » doanh cua, ban cua
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
chan cap » khan cap, than cap, cao cap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - canh manh cua nhung ((cong dan) OR (cong san)) chan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - canh manh cua nhung ((cong dan) OR (cong san)) chan cap".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - canh manh cua nhung ((cong dan) OR (cong san)) chan cap*.