a-a a-i aaa aai aar aas aau aax ai- aia aii air ais aiu aix ar- ara ari arr ars aru arx as- asa asi asr ass asu asx au- aua aui aur aus aux ax- axa axi axr axs axx ia- iaa iai iar ias iau iia iii iir iis iiu iix ir- ira iri irr irs iru irx is- isa isi isr iss isu iu- iua iui iur ius ixi ra- raa rai rar ras rau rax ria rii rir ris rix rra rri rrr rrs rru rsa rsi rsr rss rsu rsx rua rui rur rus ruu rux rxr rxs saa sai sar sas sau sax sia sii sir sis siu six sr- sra sri srr srs srx ss- ssa ssi ssr sss ssu ssx sua sui sur sus suu sux sxi sxs sxu ua- uaa uai uar uas uau uia uii uir uis uiu ur- ura uri urr urs uru urx usa usi usr uss usu usx uua uur uus uuu uxr uxu xaa xar xas xau xia xii xis xiu xix xrx xsa xsi xss xui xus xxi xxx