Lo intenté
(search term site:stackoverflow.com) OR (search term site:superuser.com) OR (search term site:stackexchange.com)
search term site:stackoverflow.com,superuser.com,stackexchange.com
search term site:stackoverflow.com site:superuser.com site:stackexchange.com
Ninguno de ellos funciona. ¿Cuál es la forma correcta de buscar?
google-search
Lazer
fuente
fuente