a-a a-c a-t a-z aaa aac aag aaj aan aao aar aas aat aaz ac- aca acc acg acj acn aco acr acs act acz ag- aga agc agg agj agn ago agr ags agt agz aja ajc ajj ajn ajo ajr ajs ajt an- ana anc ang anj ann ano anr ans ant anz aoa aoc aog aoj aon aoo aor aos aot ar- ara arc arg arj arn aro arr ars art arz as- asa asc asg asj asn aso asr ass ast asz at- ata atc atg atn ato atr ats att atz az- aza azg azn azo azs azt azz c-- c-j caa cac cag caj can cao car cas cat caz cca ccc ccg ccj ccn cco ccr ccs cct ccz cga cgc cgg cgn cgo cgr cgs cgt cja cjc cjg cjr cjs cn- cna cnc cng cnj cnn cno cnr cns cnt co- coa coc cog coj con coo cor cos cot coz cra crc crg crj crn cro crr crs crt crz csa csc csg csj csn cso csr css cst csz cta ctc ctg ctn cto ctr cts ctt ctz cz- czc czj czo czt gaa gac gag gaj gan gao gar gas gat gaz gca gcc gcg gcn gco gcr gcs gct gga ggc ggg ggj ggn ggo ggr ggs ggt ggz gja gjc gjg gjr gjt gna gnc gnn gno gnr gns gnt goa goc gog gon goo gor gos got goz gra grc grg grj grn gro grr grs grt gsa gsc gsg gsj gsn gso gsr gss gst gta gtc gtg gtn gto gtr gts gtt gza gzo gzr j-z jaa jac jag jaj jan jao jar jas jat jaz jca jcc jco jcr jcs jct jga jgn jgo jgr jgs jgt jja jjc jjg jjj jjr jjs jna jnc jng jnj jnn jno jnr jns jnt joa joc jog joj jon joo jor jos jot jra jrc jrg jrn jro jrr jrs jrt jrz jsa jsc jsg jsj jsn jso jsr jss jst jta jtc jtg jtn jtr jts jtt naa nac nag naj nan nao nar nas nat naz nca ncc ncg ncn nco ncr ncs nct nga ngc ngg ngj ngn ngo ngs ngt nja njc njn njs nna nnc nng nnn nno nns nnt nnz no- noa noc nog noj non noo nor nos not noz nra nrc nrg nrj nrn nro nrr nrs nrt nrz nsa nsc nsg nsn nso nsr nss nst nsz nta ntc ntg ntn nto ntr nts ntt ntz nzg nzo nzs nzz oaa oac oag oaj oan oao oar oas oat oc- oca occ ocg ocj ocn oco ocr ocs oct ocz oga ogc ogg ogn ogo ogs ogt oja ojc ojo ojs on- ona onc ong onj onn ono onr ons ont oo- ooa ooc oog oon ooo oor oos oot or- ora orc org orn oro orr ors ort orz os- osa osc osg osj osn oso osr oss ost ot- ota otc otg otn oto otr ots ott otz oza ozo ozs ozt ozz ra- raa rac rag raj ran rao rar ras rat raz rca rcc rcg rcj rcn rco rcr rcs rct rga rgc rgg rgn rgo rgr rgs rgt rja rjc rjg rjr rna rnc rng rnn rno rnr rns rnt rnz roa roc rog roj ron roo ror ros rot roz rra rrc rrg rrn rrr rrs rrt rsa rsc rsg rsj rsn rso rsr rss rst rta rtc rtg rtj rtn rto rtr rts rtt rtz rza rzo saa sac sag saj san sao sar sas sat saz sca scc scg scj scn sco scr scs sct sga sgc sgg sgn sgo sgr sgs sgt sja sjc sjj sjr sjs sjt sna snc sng snj snn sno snr sns snt soa soc sog soj son soo sor sos sot soz sr- sra src srg srj srn sro srr srs srt ss- ssa ssc ssg ssj ssn sso ssr sss sst ssz sta stc stg stj stn sto str sts stt stz sza szr taa tac tag taj tan tao tar tas tat taz tca tcc tcg tcj tcn tco tcr tcs tct tga tgc tgg tgn tgo tgr tgs tgt tgz tjc tjo tjr tjs tna tnc tng tnn tno tnr tns tnt tnz to- toa toc tog toj ton too tor tos tot toz tra trc trg trn tro trr trs trt trz tsa tsc tsg tsj tsn tso tsr tss tst tta ttc ttg ttn tto ttr tts ttt tza tzs z-g zaa zac zag zaj zan zao zar zas zat zaz zco zcs zgg zgs znc znn zno zns zo- zoa zoc zog zon zoo zor zos zot zro zrs zsa zsg zst zsz zta ztr zzr zzs zzt zzz