How to search similar sites with Google?

Question

One addition to Firefox provides button to search similar sites with Google, not pages. I've forgotten its name and I can't look at its query.

So how can I search similar sites with Google?

Mehper C. Palavuzlar · Accepted Answer · 2011-08-16 07:23:12Z

up vote 4 down vote accepted

Use the related: operator.

For example:

answered Aug 16 '11 at 7:23

Mehper C. Palavuzlar
8,41583662

	Thanks. I knew only similar, that searches pages. – Miro Aug 16 '11 at 7:30
	@Miro: You're welcome. – Mehper C. Palavuzlar Aug 16 '11 at 7:35

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