-ic a-a a-c a-i a-t aaa aac aag aai aan aar aas aat aay ac- aca acc acg aci acn acr acs act acy ag- aga agc agg agi agn agr ags agt agy ai- aia aic aig aii ain air ais ait aiy an- ana anc ang ani ann anr ans ant any ar- ara arc arg ari arn arr ars art ary as- asa asc asg asi asn asr ass ast asy at- ata atc atg ati atn atr ats att ay- aya ayc ayi ayn ayr ays ayt c-- caa cac cag cai can car cas cat cay cca ccc ccg cci ccn ccr ccs cct cga cgc cgg cgi cgn cgr cgs cgt cgy ci- cia cic cig cii cin cir cis cit cn- cna cnc cng cni cnn cnr cns cnt cny cra crc crg cri crn crr crs crt cry csa csc csg csi csn csr css cst csy cta ctc ctg cti ctn ctr cts ctt cty cya cyc cyg cyn cyr cys cyt gaa gac gag gai gan gar gas gat gay gca gcc gcg gci gcn gcr gcs gct gga ggc ggg ggi ggn ggr ggs ggt gia gic gig gii gin gir gis git giy gna gnc gni gnn gnr gns gnt gra grc grg gri grn grr grs grt gry gsa gsc gsg gsi gsn gsr gss gst gta gtc gtg gti gtn gtr gts gtt gty gy- gya gyn gyr gys ia- iaa iac iag iai ian iar ias iat ica icc icg ici icn icr ics ict icy iga igc igg igi ign igr igs igt igy iia iic iii iin iir iis iit in- ina inc ing ini inn inr ins int iny ir- ira irc irg iri irn irr irs irt iry is- isa isc isg isi isn isr iss ist isy ita itc itg iti itn its itt ity iya iyc iyr iys iyt iyy n-i naa nac nag nai nan nar nas nat nay nca ncc ncg nci ncn ncr ncs nct nga ngc ngg ngi ngn ngs ngt nia nic nig nii nin nir nis nit nna nnc nng nni nnn nns nnt nra nrc nrg nri nrn nrr nrs nrt nry nsa nsc nsg nsi nsn nsr nss nst nsy nta ntc ntg nti ntn ntr nts ntt nya nyc nyg nyn nys nyt nyy ra- raa rac rag rai ran rar ras rat ray rca rcc rcg rci rcn rcr rcs rct rga rgc rgg rgi rgn rgr rgs rgt ria ric rig rii rin rir ris rit riy rna rnc rng rni rnn rnr rns rnt rny rra rrc rrg rri rrn rrr rrs rrt rsa rsc rsg rsi rsn rsr rss rst rta rtc rtg rti rtn rtr rts rtt rty ry- rya ryc ryg ryn ryr rys ryy saa sac sag sai san sar sas sat say sca scc scg sci scn scr scs sct sga sgc sgg sgi sgn sgr sgs sgt sia sic sig sii sin sir sis sit sna snc sng sni snn snr sns snt sny sr- sra src srg sri srn srr srs srt sry ss- ssa ssc ssg ssi ssn ssr sss sst sta stc stg sti stn str sts stt sty sy- sya syc syg syi syn syr sys syt taa tac tag tai tan tar tas tat tay tca tcc tcg tci tcn tcr tcs tct tga tgc tgg tgi tgn tgr tgs tgt tgy tia tic tig tii tin tir tis tit tiy tna tnc tng tni tnn tnr tns tnt tra trc trg tri trn trr trs trt try tsa tsc tsg tsi tsn tsr tss tst tsy tta ttc ttg tti ttn ttr tts ttt tty tya tyc tyg tyn tyr tys tyt yaa yac yag yai yan yar yas yat yay yca ycc yci ycs ycy yga ygc yig yii yin yir yis yit yna yng ynn yns yny yra yrc yrg yrn yrs yrt ysa ysc ysg ysi ysr yss yst ysy yta ytc ytn ytr yts ytt yyc yyg yys yyt yyy