You're using a Host installer on the H/PC:
http://www.hpcfactor.com/support/cesd/s/0046.asp
You will need to obtain the CABs manually for most applications:
http://www.hpcfactor.com/support/cesd/s/0047.asp
http://www.hpcfactor.com/support/cesd/s/0049.asp
However in this case you do not need to, as hp put the Word Count utility in ROM. Just perform the following:
Start > Rum > pwcount > ok
The utility will load in the tray.