-ic a-a a-c a-i a-t a-z aaa aac aag aai aan aao aar aas aat aaz ac- aca acc acg aci acn aco acr acs act acz ag- aga agc agg agi agn ago agr ags agt agz ai- aia aic aig aii ain aio air ais ait aiz an- ana anc ang ani ann ano anr ans ant anz aoa aoc aog aoi aon aoo aor aos aot ar- ara arc arg ari arn aro arr ars art arz as- asa asc asg asi asn aso asr ass ast asz at- ata atc atg ati atn ato atr ats att atz az- aza azg azi azn azo azs azt azz c-- caa cac cag cai can cao car cas cat caz cca ccc ccg cci ccn cco ccr ccs cct ccz cga cgc cgg cgi cgn cgo cgr cgs cgt ci- cia cic cig cii cin cio cir cis cit cn- cna cnc cng cni cnn cno cnr cns cnt co- coa coc cog coi con coo cor cos cot coz cra crc crg cri crn cro crr crs crt crz csa csc csg csi csn cso csr css cst csz cta ctc ctg cti ctn cto ctr cts ctt ctz cz- czc czo czt gaa gac gag gai gan gao gar gas gat gaz gca gcc gcg gci gcn gco gcr gcs gct gga ggc ggg ggi ggn ggo ggr ggs ggt ggz gia gic gig gii gin gio gir gis git giz gna gnc gni gnn gno gnr gns gnt goa goc gog goi gon goo gor gos got goz gra grc grg gri grn gro grr grs grt gsa gsc gsg gsi gsn gso gsr gss gst gta gtc gtg gti gtn gto gtr gts gtt gza gzo gzr ia- iaa iac iag iai ian iao iar ias iat iaz ica icc icg ici icn ico icr ics ict icz iga igc igg igi ign igo igr igs igt iia iic iii iin iio iir iis iit in- ina inc ing ini inn ino inr ins int io- ioa ioc iog ioi ion ioo ior ios iot ir- ira irc irg iri irn iro irr irs irt is- isa isc isg isi isn iso isr iss ist ita itc itg iti itn ito its itt itz iza izi izo izz n-i naa nac nag nai nan nao nar nas nat naz nca ncc ncg nci ncn nco ncr ncs nct nga ngc ngg ngi ngn ngo ngs ngt nia nic nig nii nin nio nir nis nit niz nna nnc nng nni nnn nno nns nnt nnz no- noa noc nog noi non noo nor nos not noz nra nrc nrg nri nrn nro nrr nrs nrt nrz nsa nsc nsg nsi nsn nso nsr nss nst nsz nta ntc ntg nti ntn nto ntr nts ntt ntz nzg nzi nzo nzs nzz o-i oaa oac oag oai oan oao oar oas oat oc- oca occ ocg oci ocn oco ocr ocs oct ocz oga ogc ogg ogi ogn ogo ogs ogt oia oic oii oin oio oir ois oit oiz on- ona onc ong oni onn ono onr ons ont oo- ooa ooc oog ooi oon ooo oor oos oot or- ora orc org ori orn oro orr ors ort orz os- osa osc osg osi osn oso osr oss ost ot- ota otc otg oti otn oto otr ots ott otz oza ozo ozs ozt ozz ra- raa rac rag rai ran rao rar ras rat raz rca rcc rcg rci rcn rco rcr rcs rct rga rgc rgg rgi rgn rgo rgr rgs rgt ria ric rig rii rin rio rir ris rit riz rna rnc rng rni rnn rno rnr rns rnt rnz roa roc rog roi ron roo ror ros rot roz rra rrc rrg rri rrn rrr rrs rrt rsa rsc rsg rsi rsn rso rsr rss rst rta rtc rtg rti rtn rto rtr rts rtt rtz rza rzo saa sac sag sai san sao sar sas sat saz sca scc scg sci scn sco scr scs sct sga sgc sgg sgi sgn sgo sgr sgs sgt sia sic sig sii sin sio sir sis sit sna snc sng sni snn sno snr sns snt soa soc sog soi son soo sor sos sot soz sr- sra src srg sri srn sro srr srs srt ss- ssa ssc ssg ssi ssn sso ssr sss sst ssz sta stc stg sti stn sto str sts stt stz sza szi szr taa tac tag tai tan tao tar tas tat taz tca tcc tcg tci tcn tco tcr tcs tct tga tgc tgg tgi tgn tgo tgr tgs tgt tgz tia tic tig tii tin tio tir tis tit tiz tna tnc tng tni tnn tno tnr tns tnt tnz to- toa toc tog toi ton too tor tos tot toz tra trc trg tri trn tro trr trs trt trz tsa tsc tsg tsi tsn tso tsr tss tst tta ttc ttg tti ttn tto ttr tts ttt tza tzs z-g zaa zac zag zai zan zao zar zas zat zaz zco zcs zgg zgi zgs zia zig zin zio zir zis zit ziz znc znn zno zns zo- zoa zoc zog zoi zon zoo zor zos zot zro zrs zsa zsg zsi zst zsz zta ztr zzr zzs zzt zzz