Attn to any one has experience

i have list of URL 5000 and i want to extract emails for per url " domain" but not from original website " general email" but from google search and bing search and yahoo search , for example as below

http://chenail.ca/ i want to extract emails from google and bing and yahoo search when i put this is function ( email "url" in google search , this is function allowed me extract all email for this is domain like hunter.io

thanks for any just person want to give me support

Mohamedabdu