"machines" - key terms from Wikipedia

alien machines
arcade machines
automatic washing machines
beast machines
beast wars and beast machines
cnc machines
commodore business machines
digital machines
dynamo electric machines
electric machines
electronic voting machines
fax machines
forming machines
gaming machines
industrial machines
international business machines
karaoke machines
list of programs and machines
loading machines
machines
machines	in the matrix series
machines	of loving grace
men in their flying machines
metrocard vending machines
micro machines
milking machines
molecular machines
muttley in their flying machines
pachinko machines
pap machines
political machines
risc machines
rise of the machines
robo machines
rotor machines
secret machines
sewing machines
simple machines
slot machines
spiritual machines
support vector machines
teletype machines
these machines
thinking machines
turing machines
vending machines
video poker machines
virtual machines
voting machines
war machines