-ic a-a a-c a-i aaa aac aai aao aar aas aay ac- aca acc aci aco acr acs acy ai- aia aic aii aio air ais aiy aoa aoc aoi aoo aor aos ar- ara arc ari aro arr ars ary as- asa asc asi aso asr ass asy ay- aya ayc ayi ayo ayr ays c-- caa cac cai cao car cas cay cca ccc cci cco ccr ccs ci- cia cic cii cio cir cis co- coa coc coi coo cor cos coy cra crc cri cro crr crs cry csa csc csi cso csr css csy cya cyc cyo cyr cys ia- iaa iac iai iao iar ias ica icc ici ico icr ics icy iia iic iii iio iir iis io- ioa ioc ioi ioo ior ios ir- ira irc iri iro irr irs iry is- isa isc isi iso isr iss isy iya iyc iyo iyr iys iyy o-i oaa oac oai oao oar oas oc- oca occ oci oco ocr ocs oia oic oii oio oir ois oo- ooa ooc ooi ooo oor oos or- ora orc ori oro orr ors ory os- osa osc osi oso osr oss oya oyi oyo oys ra- raa rac rai rao rar ras ray rca rcc rci rco rcr rcs ria ric rii rio rir ris riy roa roc roi roo ror ros roy rra rrc rri rrr rrs rsa rsc rsi rso rsr rss ry- rya ryc ryo ryr rys ryy saa sac sai sao sar sas say sca scc sci sco scr scs sia sic sii sio sir sis soa soc soi soo sor sos soy sr- sra src sri sro srr srs sry ss- ssa ssc ssi sso ssr sss sy- sya syc syi syr sys yaa yac yai yao yar yas yay yca ycc yci yco ycs ycy yii yio yir yis yoc yoi yoo yor yos yoy yra yrc yro yrs ysa ysc ysi yso ysr yss ysy yyc yys yyy