Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
phan hieu » van hieu, phan kien, gian hieu
hieu xanh » chieu xanh, hieu manh, hieu nganh
trinh cua » tinh cua, trinh luat, trinh quan
cua trong » cua truong, cua trung, qua trong
cong dan » cong san, huong dan, cong dong
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: phan hieu xanh - hanh trinh cua trong ((cong dan) or (((cong tan) OR (cong tac)))) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: phan hieu xanh - hanh trinh cua trong ((cong dan) OR (((cong tan) OR (cong tac)))) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "phan hieu xanh - hanh trinh cua trong ((cong dan) or (((cong tan) OR (cong tac)))) toan tap".
• Adding a wildcard symbol may retrieve word variants: phan hieu xanh - hanh trinh cua trong ((cong dan) or (((cong tan) OR (cong tac)))) toan tap*.