["transcription:consecutive_2gram_repeat:minus 9x3", "romanized_text:consecutive_2gram_repeat:minus 9x3"]
minus minus 3 minus 6 minus 9 minus 9 minus 9 minus 18 minus 18 minus 12 minus 30 minus 30 minus 15 minus 45 equals to
minus minus 3 minus 6 minus 9 minus 9 minus 9 minus 18 minus 18 minus 12 minus 30 minus 30 minus 15 minus 45 equals to