-ic a-a a-c a-i aaa aac aag aai aan aar aas aay ac- aca acc acg aci acn acr acs acy ag- aga agc agg agi agn agr ags agy ai- aia aic aig aii ain air ais aiy an- ana anc ang ani ann anr ans any ar- ara arc arg ari arn arr ars ary as- asa asc asg asi asn asr ass asy ay- aya ayc ayi ayn ayr ays c-- caa cac cag cai can car cas cay cca ccc ccg cci ccn ccr ccs cga cgc cgg cgi cgn cgr cgs cgy ci- cia cic cig cii cin cir cis cn- cna cnc cng cni cnn cnr cns cny cra crc crg cri crn crr crs cry csa csc csg csi csn csr css csy cya cyc cyg cyn cyr cys gaa gac gag gai gan gar gas gay gca gcc gcg gci gcn gcr gcs gga ggc ggg ggi ggn ggr ggs gia gic gig gii gin gir gis giy gna gnc gni gnn gnr gns gra grc grg gri grn grr grs gry gsa gsc gsg gsi gsn gsr gss gy- gya gyn gyr gys ia- iaa iac iag iai ian iar ias ica icc icg ici icn icr ics icy iga igc igg igi ign igr igs igy iia iic iii iin iir iis in- ina inc ing ini inn inr ins iny ir- ira irc irg iri irn irr irs iry is- isa isc isg isi isn isr iss isy iya iyc iyr iys iyy n-i naa nac nag nai nan nar nas nay nca ncc ncg nci ncn ncr ncs nga ngc ngg ngi ngn ngs nia nic nig nii nin nir nis nna nnc nng nni nnn nns nra nrc nrg nri nrn nrr nrs nry nsa nsc nsg nsi nsn nsr nss nsy nya nyc nyg nyn nys nyy ra- raa rac rag rai ran rar ras ray rca rcc rcg rci rcn rcr rcs rga rgc rgg rgi rgn rgr rgs ria ric rig rii rin rir ris riy rna rnc rng rni rnn rnr rns rny rra rrc rrg rri rrn rrr rrs rsa rsc rsg rsi rsn rsr rss ry- rya ryc ryg ryn ryr rys ryy saa sac sag sai san sar sas say sca scc scg sci scn scr scs sga sgc sgg sgi sgn sgr sgs sia sic sig sii sin sir sis sna snc sng sni snn snr sns sny sr- sra src srg sri srn srr srs sry ss- ssa ssc ssg ssi ssn ssr sss sy- sya syc syg syi syn syr sys yaa yac yag yai yan yar yas yay yca ycc yci ycs ycy yga ygc yig yii yin yir yis yna yng ynn yns yny yra yrc yrg yrn yrs ysa ysc ysg ysi ysr yss ysy yyc yyg yys yyy