for crashing rocks
for crash rock
prep n:gerund n
for crashing rocks ?
f ɔ ɹ WORD_BOUNDARY k ɹ æ ʃ ɪ ŋ WORD_BOUNDARY ɹ ɑ k s WORD_BOUNDARY
f o r WORD_BOUNDARY c r a s h i n g WORD_BOUNDARY r o c k s WORD_BOUNDARY