HOTKEYS FOR SEARCH
There are three things you can search easily in Windows 8 – Apps, Settings and Files. While at the Start screen (press Windows key to open Start screen), you can easily search by simply typing. By default, it will search your apps; you can change to other things by either selecting the option from the Search panel or using the hotkeys below.
Windows + Q – Search your apps
Windows + W – Search settings
Windows + F – Search for files