Google seems to have eliminated the need for keyboard as far as using its Docs productivity suite is concerned. After adding the Voice typing feature last year, the company has now rolled out an update that brings along voice-based text editing and formatting to Docs. To use the new features, you need to first enable voice typing, something which you can do be heading to the Tools menu on your Chrome Web browser and then selecting the Voice typing option. Thereafter you can start editing and formatting with commands like "copy," "insert table," and "highlight." To access the complete list of voice commands, simply say "Voice commands help" while the voice typing feature is enabled. Alternatively, you can also get it in the company's Help...
Source: http://www.gsmarena.com/google_brings_voicebased_text_editing_and_formatting_to_docs-news-16898.php