Google seems to have added a new feature in its mobile search engine: related searches. Right after you searched for a keyword, some related searches will be displayed right at the bottom of the page, below the mobile Adwords listings.
Here is an example, a search for “games” on Google Mobile will display this:
The related searches don’t seem to be mobile specific, that is keywords that are typed by people from their mobile phones. Indeed, it seems like Google takes the 4 first related searches it usually displays for searches made from a desktop.