Different methods for setting a different keybard setup depending on your window manager.
The topic is covered in the article Making the thesaurus work in Microsoft Office 2010. Please have a look at the section dealing with keyboard settings there.
This guide is for ubuntu which is the linux distribution used at UiB. Click on the language icon in the top right corner of the task bar to choose keyboard layout.
You find a keyboard chart here also. Choose "Text Entry Settings..." to add other keyboards.