There are many more but these may be helpful navigating when you don't have a tablet running W8 CP
Win+I this will bring up the sidebar with power icon
Win+Z then Enter= all apps
Win+F Open Sidebar with Files search
Win+X Limited start menu popup(lower left corner)
Win+H Share sidebar
Win+K Devices sidebar
Win+P Second Screen Sidebar
Win+W Open Sidebar with Settings Search
Win+Q Open sidebar with apps search
Win+C Main Sidebar and Time-Date
ESC takes you to the legacy Desktop (may not work until you load the legacy desktop for the first time using
Desktop Tile or Win+D after logging in.
Win toggle between Metro and legacy desktops (may not work until you load the legacy desktop for the first time using Desktop Tile or Win+D after logging in.
These also work on the legacy desktop, all but Win+Z