57 characters in the Pau Cin Hau Unicode block.
U+11AC0PAU CIN HAU LETTER PAU+11AC1PAU CIN HAU LETTER KAU+11AC2PAU CIN HAU LETTER LAU+11AC3PAU CIN HAU LETTER MAU+11AC4PAU CIN HAU LETTER DAU+11AC5PAU CIN HAU LETTER ZAU+11AC6PAU CIN HAU LETTER VAU+11AC7PAU CIN HAU LETTER NGAU+11AC8PAU CIN HAU LETTER HAU+11AC9PAU CIN HAU LETTER GAU+11ACAPAU CIN HAU LETTER KHAU+11ACBPAU CIN HAU LETTER SAU+11ACCPAU CIN HAU LETTER BAU+11ACDPAU CIN HAU LETTER CAU+11ACEPAU CIN HAU LETTER TAU+11ACFPAU CIN HAU LETTER THAU+11AD0PAU CIN HAU LETTER NAU+11AD1PAU CIN HAU LETTER PHAU+11AD2PAU CIN HAU LETTER RAU+11AD3PAU CIN HAU LETTER FAU+11AD4PAU CIN HAU LETTER CHAU+11AD5PAU CIN HAU LETTER AU+11AD6PAU CIN HAU LETTER EU+11AD7PAU CIN HAU LETTER IU+11AD8PAU CIN HAU LETTER OU+11AD9PAU CIN HAU LETTER UU+11ADAPAU CIN HAU LETTER UAU+11ADBPAU CIN HAU LETTER IAU+11ADCPAU CIN HAU LETTER FINAL PU+11ADDPAU CIN HAU LETTER FINAL KU+11ADEPAU CIN HAU LETTER FINAL TU+11ADFPAU CIN HAU LETTER FINAL MU+11AE0PAU CIN HAU LETTER FINAL NU+11AE1PAU CIN HAU LETTER FINAL LU+11AE2PAU CIN HAU LETTER FINAL WU+11AE3PAU CIN HAU LETTER FINAL NGU+11AE4PAU CIN HAU LETTER FINAL YU+11AE5PAU CIN HAU RISING TONE LONGU+11AE6PAU CIN HAU RISING TONEU+11AE7PAU CIN HAU SANDHI GLOTTAL STOPU+11AE8PAU CIN HAU RISING TONE LONG FINALU+11AE9PAU CIN HAU RISING TONE FINALU+11AEAPAU CIN HAU SANDHI GLOTTAL STOP FINALU+11AEBPAU CIN HAU SANDHI TONE LONGU+11AECPAU CIN HAU SANDHI TONEU+11AEDPAU CIN HAU SANDHI TONE LONG FINALU+11AEEPAU CIN HAU SANDHI TONE FINALU+11AEFPAU CIN HAU MID-LEVEL TONEU+11AF0PAU CIN HAU GLOTTAL STOP VARIANTU+11AF1PAU CIN HAU MID-LEVEL TONE LONG FINALU+11AF2PAU CIN HAU MID-LEVEL TONE FINALU+11AF3PAU CIN HAU LOW-FALLING TONE LONGU+11AF4PAU CIN HAU LOW-FALLING TONEU+11AF5PAU CIN HAU GLOTTAL STOPU+11AF6PAU CIN HAU LOW-FALLING TONE LONG FINALU+11AF7PAU CIN HAU LOW-FALLING TONE FINALU+11AF8PAU CIN HAU GLOTTAL STOP FINAL