-ic a-a a-c a-i a-t a-z aaa aac aag aai aan aas aat aaz ac- aca acc acg aci acn acs act acz ag- aga agc agg agi agn ags agt agz ai- aia aic aig aii ain ais ait aiz an- ana anc ang ani ann ans ant anz as- asa asc asg asi asn ass ast asz at- ata atc atg ati atn ats att atz az- aza azg azi azn azs azt azz c-- caa cac cag cai can cas cat caz cca ccc ccg cci ccn ccs cct ccz cga cgc cgg cgi cgn cgs cgt ci- cia cic cig cii cin cis cit cn- cna cnc cng cni cnn cns cnt csa csc csg csi csn css cst csz cta ctc ctg cti ctn cts ctt ctz cz- czc czt gaa gac gag gai gan gas gat gaz gca gcc gcg gci gcn gcs gct gga ggc ggg ggi ggn ggs ggt ggz gia gic gig gii gin gis git giz gna gnc gni gnn gns gnt gsa gsc gsg gsi gsn gss gst gta gtc gtg gti gtn gts gtt gza ia- iaa iac iag iai ian ias iat iaz ica icc icg ici icn ics ict icz iga igc igg igi ign igs igt iia iic iii iin iis iit in- ina inc ing ini inn ins int is- isa isc isg isi isn iss ist ita itc itg iti itn its itt itz iza izi izz n-i naa nac nag nai nan nas nat naz nca ncc ncg nci ncn ncs nct nga ngc ngg ngi ngn ngs ngt nia nic nig nii nin nis nit niz nna nnc nng nni nnn nns nnt nnz nsa nsc nsg nsi nsn nss nst nsz nta ntc ntg nti ntn nts ntt ntz nzg nzi nzs nzz saa sac sag sai san sas sat saz sca scc scg sci scn scs sct sga sgc sgg sgi sgn sgs sgt sia sic sig sii sin sis sit sna snc sng sni snn sns snt ss- ssa ssc ssg ssi ssn sss sst ssz sta stc stg sti stn sts stt stz sza szi taa tac tag tai tan tas tat taz tca tcc tcg tci tcn tcs tct tga tgc tgg tgi tgn tgs tgt tgz tia tic tig tii tin tis tit tiz tna tnc tng tni tnn tns tnt tnz tsa tsc tsg tsi tsn tss tst tta ttc ttg tti ttn tts ttt tza tzs z-g zaa zac zag zai zan zas zat zaz zcs zgg zgi zgs zia zig zin zis zit ziz znc znn zns zsa zsg zsi zst zsz zta zzs zzt zzz