A'ou asụsụ

A'ou (阿欧方言) ma ọ bụ Red Gelao (红仡佬语) bụ asụsụ Gelao nọ n'ihe ize ndụ nke ndị mmadụ na-erughị 100 na-asụ na Guizhou, China .  Naanị olumba Hongfeng (红丰) na Bigong (比贡) ka ka na-asụ, nke ọ bụla nwere naanị ole na ole na-asụ asụsụ iri na abụọ.

 Olumba 
Isi olumba nke A'ou, nke niile nwere oke nghọta n'otu n'otu, bụ:

 Hongfeng (红丰) 
 Bigong (比贡) 
 Qiaoshang (桥上)  (wepụ)

Naanị otu agadi ọkà okwu nke Houzitian (猴子田) ka a chọtara na 2013, ma eleghị anya ọ ga-apụ n'anya ugbu a. 

Mulao (木佬) na-agụnyekwa mgbe ụfọdụ, na mgbakwunye na Yi (羿), ụdị A'ou dị iche iche nke Sichuan . 

 fonology 

 Consonants 
LabialAlveolar(Alveolo-)<br id="mwRQ"><br>palatalVelarUvularGlottalplainretroflexStopvoicelessaspiratedvoicedAffricatevoicelessaspiratedFricativevoiceless()voicedNasalLateralcentral()<small id="mw4Q">fricative</small>Approximant

 Ụyọkọ consonant nwere ike ịgụnye /pl, bl, vl, ml/.
 /d/ nwere ike ịnwe allophone nke [ˀl], nke a nụrụ na mgbanwe n'efu.
 Enwere ike ịnụ ụda imi /m, n, ŋ/ dị ka ụda prenasal [ᵐb, ⁿt, ᵑɡ] mgbe ejikọtara ya na ụda dị ala na ọnọdụ mbụ.
 /χ/ nwekwara ike ịnụ dị ka velar [x] na mgbanwe efu.

 Udaume 
 N'ihu Central Azu Mechie i ( ɯ ) u N'etiti ɛ ( ə ) ( ɤ ) ɔ Mepee a syllabic ɹ̩

 A na-anụ ụda /ə, ɯ, ɤ/ naanị mgbe ọ dị na diphthongs vowel /əu, aɯ, əɯ, ɤu/ ma ọ bụ triphthongs /iəɯ, iəu, uəɯ/.
 /ə/ naanị adịkarịghị adị ka monophthong.
 /ɛ/ nwekwara ike ịnụ ka [e] na mgbanwe efu. 

 Ntụaka 
Edmondson . Ọtụtụ Laha nwekwara ike ịkparịta ụka n'asụsụ Khmu, ebe ndị na-asụ Laha nwekwara