Commas in multi-component subscripts and superscripts are sometimes omitted; this is also potentially ambiguous notation.
kˈɑːməz ɪn mˈʌltaɪkəmpˈoʊnənt sˈʌbskɹɪpts ænd sˈuːpɚskɹˌɪpts ɑːɹ sˈʌmtaɪmz oʊmˈɪɾᵻd; ðɪs ɪz ˈɔːlsoʊ pətˈɛnʃəli æmbˈɪɡjuːəs noʊtˈeɪʃən.