two or three hours
two or three hour
det:num coord det:num n
two or three hours .
t uː WORD_BOUNDARY ɔː ɹ WORD_BOUNDARY θ ɹ iː WORD_BOUNDARY aʊ ɚ z WORD_BOUNDARY
t w o WORD_BOUNDARY o r WORD_BOUNDARY t h r e e WORD_BOUNDARY h o u r s WORD_BOUNDARY