"county" - key terms from Wikipedia

alameda county
allegheny county
arlington county
bergen county
berks county
broward county
bucks county
chester county
clark county
contra costa county
cook county
county
county	borough
county	council
county	cricket club
county	donegal
county	durham
delaware county
derby county
dupage county
essex county
fairfax county
fairfield county
harris county
hudson county
lancaster county
los angeles county
loudoun county
maricopa county
marin county
marion county
middlesex county
montgomery county
nassau county
notts county
orange county
palm beach county
riverside county
rockland county
san bernardino county
san diego county
san mateo county
santa barbara county
santa clara county
somerset county
sonoma county
suffolk county
ventura county
wayne county
westchester county