what program do I need to turn documents into words?

Answer 1

You need a program that does Optical Character Recognition, also called OCR.
http://en.wikipedia.org/wiki/Optical_character_recognition

Most scanners include lite versions of such software.

Other options are :
http://www.nextag.com/character-recognition-software/search-html

regards,
Philip T

Answer 2

You will need a scanner, and scan as OCR (optical character recognition). The scanned document should open in Word. Immediately save it to its new name.

If you are talking about a PDF file, you will need the PDF Converter. A trial version is available at www.docsmartz.com