I was at DP and there a Guy figure out a new thing .. .. Just have a click at the below thumbnail ….
Yes this is true … seems like google has introduced new search feature after SiteLinks its SiteSearch Feature …. Right now after searching alot this Feature seems to be introduced only with Classified websites … as i had just seem 4-5 more classified websites showing SiteSearch bar under the search result … just below the SiteLinks !!
You can also check below results:
Feel free to leave a comment if you have more updates about this !!
Note: It might be possible that you will not be able to see the changes right now .. as it is not in affect on all of the DC right now !!
Updated: Latest about this feature can be seen here: Google New Site Search Feature