ach_so ach ja ach_so ja
ach_so ach ja ach_so ja
on on co on co
ach so ach ja ach so ja .
 a x WORD_BOUNDARY z oː WORD_BOUNDARY  a x WORD_BOUNDARY j aː WORD_BOUNDARY  a x WORD_BOUNDARY z oː WORD_BOUNDARY j aː WORD_BOUNDARY
a c h WORD_BOUNDARY s o WORD_BOUNDARY a c h WORD_BOUNDARY j a WORD_BOUNDARY a c h WORD_BOUNDARY s o WORD_BOUNDARY j a WORD_BOUNDARY