Name, lastname, phone number .This is the text  : Hace, Apoio, 703-2101 Yoliot, Apostolos, 4222-1124 Jenny,Thano,105-4122  Heriom,Koun, 510-4122  Dekon, Atolo, 502-2522  Feow, R,685-3431I want to find all lastnames that have 5 characters only Edit: I triedegrep -i '[^:]+[a-z]5$' file2 but that doesn't work
linux : find a lastname that has 5 characters only in a text
text processing