Csv import – Greek Chars

Hello, I have Version Number 7.1.4 and i need help.
I have a list of 70.000 records and i want to import to my fresh bussines direstory located in Greece. When I try to import the file, i get encoding problem and i think that it is not uploaded correctly.
More details: I have a csv file with these titles “post_title post_excerpt post_content url email map_location” with the values “”ΑβαρΣ” “Αβαξητερα” “Αβαξη” http://www.aaaahotel.gr aaaaa@aaaahotel.gr “Σατερα Ηρακλείου”

When i upload, I get the message “three pruducts added”

Please help me!
Thank you