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Note: 

The emails are given for an idea about domains and types of emails. The initial ID of email has been removed with (EMAIL) letters in these sample addresses 

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abc@mail.telepac.pt
abc@netcabo.pt
abc@adfa-portugal.com
abc@infordelta.pt
abc@vianw.pt
abc@netcabo.pt
abc@mail.telepac.pt
abc@mail.telepac.pt
abc@gertrudes.pt
abc@sheffield.ac.uk
abc@mail.telepac.pt
abc@ip.pt
abc@mail.telepac.pt
abc@sensocomum.pt
abc@gmail.com
abc@iol.pt
abc@netcabo.pt