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Main sound category:	Diphthongs
Source vowel:	SoundCategory object (202)
Target vowel:	SoundCategory object (172)
IPA symbol:	ɑu
IPA description:	open back unrounded vowel to close back rounded vowel
UPSID symbol:	calst_a_u
UPSID description:	calst_a_u
Occurs in	0 language
That is in	0.00% of all languages
Occurs in: