There are seven natural regions in the department:
ð ɛ ɹ ɑ ɹ WORD_BOUNDARY s ɛ v ə n WORD_BOUNDARY n æ t̠ʃ ə ɹ ɹ ə l WORD_BOUNDARY ɹ iː d̠ʒ ə n z WORD_BOUNDARY ɪ n ð ə WORD_BOUNDARY d ɪ p ɑ ɹ t m ə n t WORD_BOUNDARY