/*
How do I search for keywords in the manual?
*/
http://unity3d.com/documentation.html
on the right side of that page you there is a text field for searching the documentation.
You got one more bow…
Is it correct that this feature has disappeared? I currently only find a search in the scripting reference…
Yes, that search field got removed. However, it was just a google search over the docs, for example like this.