those are building blocks
those be building block
det:dem aux n n
those are building blocks.
ð oʊ z WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY b ɪ l d ɪ ŋ WORD_BOUNDARY b l ɑ k s WORD_BOUNDARY
t h o s e WORD_BOUNDARY a r e WORD_BOUNDARY b u i l d i n g WORD_BOUNDARY b l o c k s . WORD_BOUNDARY