Click View tabWindows panelUser Interface drop-downKeyboard Shortcuts. In the Keyboard Shortcuts dialog, locate the desired Revit tool or command, using one or both of the following methods: In the search field, enter the name of the command. As you type, the Assignments list displays the commands that match any part of a word. For example, all matches Wall, Tag All, and Callout. The search is not
Source: Adding Keyboard Shortcuts | Revit Products | Autodesk Knowledge Network
Total BIM Makeover 