mach doch noch A+A
mach doch noch a a .
m a x WORD_BOUNDARY d ɔ x WORD_BOUNDARY n ɔ x WORD_BOUNDARY  aː WORD_BOUNDARY  aː WORD_BOUNDARY
m a c h WORD_BOUNDARY d o c h WORD_BOUNDARY n o c h WORD_BOUNDARY a WORD_BOUNDARY a WORD_BOUNDARY