source of text data: Wikipedia
http://en.wikipedia.org/wiki/Wikipedia:Lists_of_common_misspellings/For_machines

For testing Hunspell you need the extended en_US dictionary with phonetic table:
http://hunspell.sourceforge.net/en_US.zip

test:
make -f Makefile.orig

test only with Hunspell:

make -f Makefile.orig single

test with different input file and dictionaries:

INPUT=dutchlist.txt HUNSPELL=nl_NL ASPELL=nl make -f Makefile.orig