On the community dashboard landing page, use the keyword search to find indicators.
The search results will show you a list of indicators related to your search term. Select an indicator from the list to view the indicator detail page or select Show on a dashboard to create a custom dashboard with indicators matching the search criteria. If you do not want to include an indicator in the custom dashboard, simply hover over the indicator and click on the "x" that will appear to the far right, then click Show on a dashboard.