Hey there

,
(
Before you try mine or Madmonkey/Madwizard's suggestion's please backup the file
)
First get the trial of Adobe Acrobat 7.0 from here
http://www.adobe.com/go/acrobatpro_trial
With the PDF(Publisher) document open in Acrobat 7 Professional, choose File > Save As. In the Save As dialog box, choose Microsoft Word Document from the Format (Mac) or Type (Windows) pop-up menu. Then simply click the Save button, and open the document in Word .