Nu cred ca intelegi daca iti explic asa ca uita-te la asta
http://www.youtube.com/watch?v=7p7eYBJtQIk
http://www.youtube.com/watch?v=lE-d5oLOnlU&feature=related
http://www.youtube.com/watch?v=-Nc3MEaw6-Q&feature=related
http://www.youtube.com/watch?v=doQdqheI6sg&feature=related
CayusMoise întreabă: