amps-amps-amps-amps-amps-amps-amps
amps-amps-amps-amps-amps-amps-amps .
a m p s a m p s a m p s a m p s a m p s a m p s a m p s WORD_BOUNDARY
a m p s - a m p s - a m p s - a m p s - a m p s - a m p s - a m p s WORD_BOUNDARY