Search Stack Exchange, but exclude groups?
11795
Stack Exchange: Block a site in "Filtered Questions" filters, or add a select all
86240
Please add the ability to filter [Closed] questions out of my results
121949
Allow wildcard in title search
104950
Hard to exclude tags in search for new nav
57284
How do I search for questions with (or without) specific tags?
76053
Can you filter out certain SE sites from the hot questions list?
135791
Should I prevent search engines indexing tag/category pages?
44023
How do I disallow a specific query string in robots.txt?
77231
Span Stack Exchange sites for tags, searches, and related questions
28375
Allow wildcards in ignored/interesting tags
15711
Search results only for the current language
38574
How do I combine/exclude multiple tags from a search?
142366
How can I create a Saved Search that excludes a specific folder from the results?
21238
Is there a way to search all sites at once?
80422
Search description misses search terms
107524
Exclude a category if post is only in that category using wp_Query
47679
Is it possible with Google searches to ban any and all results from a domain?