How to change a PDF file to a text doent lke one that can be edited in Microsoft Word?

Please help I do not know how to do it I have already tried to just open a pdf file in Microsoft office it just gave me 12,135 page result with 156,045 word result and in a language that computers only understand not even binary code this is what it said !@$%^%$%^&%*%(*??@%#$%^^$&%*(* now I think my computer has a bad temper and is trying to cus me out. ROFL