Aua aua aua aua aua
aua aua aua aua aua .
 aʊ ɑː WORD_BOUNDARY  aʊ ɑː WORD_BOUNDARY  aʊ ɑː WORD_BOUNDARY  aʊ ɑː WORD_BOUNDARY  aʊ ɑː WORD_BOUNDARY
a u a WORD_BOUNDARY a u a WORD_BOUNDARY a u a WORD_BOUNDARY a u a WORD_BOUNDARY a u a WORD_BOUNDARY