prova a leggere questi:

Enabling Speech Recognition in Microsoft Word 2007 with Visual Studio 2008
http://msdn.microsoft.com/en-us/library/dd148511.aspx

Creating a Text-to-speech add-in for Microsoft Word 2007 with Visual Studio 2008
http://msdn.microsoft.com/en-us/library/cc627340.aspx


Oppure il blog di Alessandro:
http://www.google.com/cse?cx=0163204...t%2Falessandro