To find maps and groups of interest, take the following steps to search the content of an online geographic information system (GIS):
The search icon will be visible.
The map and group search text box will be available. If your connection is to an ArcGIS organizational account, you will have a check box that allows you to search only the organization. If it is not checked, all of ArcGIS Online, including the organization, will be searched.
You'll be taken to the Map Hub search results page. This is a pivot, so you'll be able to switch between a list of map results and a list of group results by either tapping the title or swiping horizontally on the screen.