The Brahmic family of alphabets used in India uses a unique order based on phonology: The letters are arranged according to how and where the sounds get produced in the mouth.
ðə bɹˈɑːmɪk fˈæmɪli ʌv ˈælfəbˌɛts jˈuːzd ɪn ˈɪndiə jˈuːsᵻz ɐ juːnˈiːk ˈɔːɹdɚ bˈeɪst ˌɔn fənˈɑːlədʒi: ðə lˈɛɾɚz ɑːɹ ɚɹˈeɪndʒd ɐkˈoːɹdɪŋ tə hˌaʊ ænd wˌɛɹ ðə sˈaʊndz ɡɛt pɹədˈuːst ɪnðə mˈaʊθ.