-ic a-a a-c a-i a-z aaa aac aag aai aak aap aar aaz ac- aca acc acg aci ack acp acr acz ag- aga agc agg agi agk agp agr agz ai- aia aic aig aii aik aip air aiz aka akc akg aki akk akp akr ap- apa apc apg api apk app apr ar- ara arc arg ari ark arp arr arz az- aza azg azi azp azz c-- caa cac cag cai cak cap car caz cca ccc ccg cci cck ccp ccr ccz cga cgc cgg cgi cgp cgr ci- cia cic cig cii cik cip cir cka ckc cki cpa cpc cpg cpi cpk cpp cpr cpz cra crc crg cri crk crp crr crz cz- czc czk g-p gaa gac gag gai gak gap gar gaz gca gcc gcg gci gck gcp gcr gga ggc ggg ggi ggp ggr ggz gia gic gig gii gik gip gir giz gka gkp gpa gpc gpg gpi gpk gpp gpr gpz gra grc grg gri grk grp grr gza gzp gzr ia- iaa iac iag iai iap iar iaz ica icc icg ici ick icp icr icz iga igc igg igi igk igp igr iia iic iii iip iir ika ikc iki ikk ikr ipa ipc ipg ipi ipp ipr ir- ira irc irg iri irk irp irr iza izi izz k-z ka- kaa kac kag kai kak kap kar kaz kca kcc kcg kci kck kcp kcr kga kgc kgi kgp kia kic kig kii kik kip kir kiz kkc kki kkk kkp kkr kpa kpc kpi kpk kpp kpr kra krc krg kri krk krp krr p-p paa pac pag pai pak pap par paz pca pcc pcg pci pck pcp pcr pga pgc pgg pgi pgk pgp pgr pia pic pig pii pik pip pir piz pka pkc pkg pki pkp pkr ppa ppc ppg ppi ppk ppp ppr ppz pra prc prg pri prk prp prr prz pzc pzk pzp ra- raa rac rag rai rak rap rar raz rca rcc rcg rci rcp rcr rga rgc rgg rgi rgk rgp rgr ria ric rig rii rik rip rir riz rkc rkg rkk rkp rkz rpa rpc rpg rpi rpk rpp rpr rpz rra rrc rrg rri rrk rrp rrr rza z-g zaa zac zag zai zak zap zar zaz zgg zgi zia zig zik zip zir ziz zka zpc zpg zpi zpp zpr zrp zzr zzz