je vais acheter du beurre
je aller acheter de beurre
pro:sub v:mdl v prep n
je vais acheter du beurre .
ʒ ə WORD_BOUNDARY v ɛ z WORD_BOUNDARY a ʃ t e WORD_BOUNDARY d y WORD_BOUNDARY b œ ʁ WORD_BOUNDARY
j e WORD_BOUNDARY v a i s WORD_BOUNDARY a c h e t e r WORD_BOUNDARY d u WORD_BOUNDARY b e u r r e WORD_BOUNDARY