Complex sentence: There are GO bus connections serving Courtice, Bowmanville, Newcastle and Peterborough to the east, and to the west, serving Whitby, Ajax, Pickering, Scarborough and Toronto, via Highway 2 and/or Highway 401.
Split into simpler sentences: There are GO bus connections serving Courtice, Bowmanville, Newcastle and Peterborough to the east. And to the west, GO bus routes serving Whitby, Ajax, Pickering, Scarborough and Toronto, via Highway 2 and/or Highway 401.