-ic a-a a-c a-i a-t aaa aac aag aai aan aao aas aat aay ac- aca acc acg aci acn aco acs act acy ag- aga agc agg agi agn ago ags agt agy ai- aia aic aig aii ain aio ais ait aiy an- ana anc ang ani ann ano ans ant any aoa aoc aog aoi aon aoo aos aot as- asa asc asg asi asn aso ass ast asy at- ata atc atg ati atn ato ats att ay- aya ayc ayi ayn ayo ays ayt c-- caa cac cag cai can cao cas cat cay cca ccc ccg cci ccn cco ccs cct cga cgc cgg cgi cgn cgo cgs cgt cgy ci- cia cic cig cii cin cio cis cit cn- cna cnc cng cni cnn cno cns cnt cny co- coa coc cog coi con coo cos cot coy csa csc csg csi csn cso css cst csy cta ctc ctg cti ctn cto cts ctt cty cya cyc cyg cyn cyo cys cyt gaa gac gag gai gan gao gas gat gay gca gcc gcg gci gcn gco gcs gct gga ggc ggg ggi ggn ggo ggs ggt gia gic gig gii gin gio gis git giy gna gnc gni gnn gno gns gnt goa goc gog goi gon goo gos got goy gsa gsc gsg gsi gsn gso gss gst gta gtc gtg gti gtn gto gts gtt gty gy- gya gyn gyo gys ia- iaa iac iag iai ian iao ias iat ica icc icg ici icn ico ics ict icy iga igc igg igi ign igo igs igt igy iia iic iii iin iio iis iit in- ina inc ing ini inn ino ins int iny io- ioa ioc iog ioi ion ioo ios iot is- isa isc isg isi isn iso iss ist isy ita itc itg iti itn ito its itt ity iya iyc iyo iys iyt iyy n-i naa nac nag nai nan nao nas nat nay nca ncc ncg nci ncn nco ncs nct nga ngc ngg ngi ngn ngo ngs ngt nia nic nig nii nin nio nis nit nna nnc nng nni nnn nno nns nnt no- noa noc nog noi non noo nos not noy nsa nsc nsg nsi nsn nso nss nst nsy nta ntc ntg nti ntn nto nts ntt nya nyc nyg nyn nyo nys nyt nyy o-i oaa oac oag oai oan oao oas oat oc- oca occ ocg oci ocn oco ocs oct oga ogc ogg ogi ogn ogo ogs ogt ogy oia oic oii oin oio ois oit on- ona onc ong oni onn ono ons ont ony oo- ooa ooc oog ooi oon ooo oos oot os- osa osc osg osi osn oso oss ost ot- ota otc otg oti otn oto ots ott oya oyi oyo oys saa sac sag sai san sao sas sat say sca scc scg sci scn sco scs sct sga sgc sgg sgi sgn sgo sgs sgt sia sic sig sii sin sio sis sit sna snc sng sni snn sno sns snt sny soa soc sog soi son soo sos sot soy ss- ssa ssc ssg ssi ssn sso sss sst sta stc stg sti stn sto sts stt sty sy- sya syc syg syi syn sys syt taa tac tag tai tan tao tas tat tay tca tcc tcg tci tcn tco tcs tct tga tgc tgg tgi tgn tgo tgs tgt tgy tia tic tig tii tin tio tis tit tiy tna tnc tng tni tnn tno tns tnt to- toa toc tog toi ton too tos tot toy tsa tsc tsg tsi tsn tso tss tst tsy tta ttc ttg tti ttn tto tts ttt tty tya tyc tyg tyn tyo tys tyt yaa yac yag yai yan yao yas yat yay yca ycc yci yco ycs ycy yga ygc ygo yig yii yin yio yis yit yna yng ynn yns yny yoc yog yoi yon yoo yos yot yoy ysa ysc ysg ysi yso yss yst ysy yta ytc ytn yto yts ytt yyc yyg yys yyt yyy