-er -ic a-a a-c a-i aaa aac aae aag aai aak aap aar ac- aca acc ace acg aci ack acp acr aea aec aee aeg aei aek aep aer ag- aga agc age agg agi agk agp agr ai- aia aic aie aig aii aik aip air aka akc ake akg aki akk akp akr ap- apa apc ape apg api apk app apr ar- ara arc are arg ari ark arp arr c-- caa cac cae cag cai cak cap car cca ccc cce ccg cci cck ccp ccr ce- cea cec cee ceg cei cek cep cer cga cgc cge cgg cgi cgp cgr ci- cia cic cie cig cii cik cip cir cka ckc cki cpa cpc cpe cpg cpi cpk cpp cpr cra crc cre crg cri crk crp crr eaa eac eae eag eai eak eap ear ec- eca ecc ece ecg eci eck ecr eea eec eee eeg eek eep eer ega egc ege egg egi egp egr eia eic eie eig eii eik eip eir eka ekc eke ekg eki ekp ekr ep- epa epc epe epg epi epp epr era erc ere erg eri erk erp err g-p gaa gac gae gag gai gak gap gar gca gcc gce gcg gci gck gcp gcr ge- gea gec gee geg gei gek gep ger gga ggc ggg ggi ggp ggr gia gic gie gig gii gik gip gir gka gkp gpa gpc gpe gpg gpi gpk gpp gpr gra grc gre grg gri grk grp grr ia- iaa iac iae iag iai iap iar ica icc ice icg ici ick icp icr ie- iea iec iee ieg iei iek iep ier iga igc ige igg igi igk igp igr iia iic iie iii iip iir ika ikc ike iki ikk ikr ipa ipc ipe ipg ipi ipp ipr ir- ira irc ire irg iri irk irp irr ka- kaa kac kae kag kai kak kap kar kca kcc kce kcg kci kck kcp kcr ke- kea kec kee keg kei kek kep ker kga kgc kgi kgp kia kic kie kig kii kik kip kir kkc kke kki kkk kkp kkr kpa kpc kpe kpi kpk kpp kpr kra krc krg kri krk krp krr p-p paa pac pae pag pai pak pap par pca pcc pce pcg pci pck pcp pcr pea pec pee peg pei pek pep per pga pgc pge pgg pgi pgk pgp pgr pia pic pie pig pii pik pip pir pka pkc pke pkg pki pkp pkr ppa ppc ppe ppg ppi ppk ppp ppr pra prc pre prg pri prk prp prr ra- raa rac rae rag rai rak rap rar rca rcc rce rcg rci rcp rcr re- rea rec ree reg rei rek rep rer rga rgc rge rgg rgi rgk rgp rgr ria ric rie rig rii rik rip rir rkc rke rkg rkk rkp rpa rpc rpe rpg rpi rpk rpp rpr rra rrc rrg rri rrk rrp rrr

a-ak a-ii aaaa aaac aaae aaai aaap aaar aaca aacc aace aaci aack aacp aacr aaea aaec aaep aage aaic aaii aaka aake aapa aapc aapi aara aarc aare aari aarp acaa acac acae acag acai acap acar acca accc acce acci accp ace- acea acec acek acer acga acgi acgr aci- acia acic acie acip acir acke acpa acpe acpi acpr acr- acra acrc acre acri acrr aeac aeap aeci aeer aega aeka aer- aera aerc aeri agac agag agai agap agar agca agcc agce agea agee agei agep ager agga agge aggi agia agic agie agig agii agip agir agra agre agri agrp aiai aica aicc aice aicp aicr aiea aiee aiga aiia aiic aiir aika aike aiki aipa aipe aipi aira aire airi airp akaa akae akai akap akar akca akee akeg aker akia akie akik akir akka akki akr- akra akre apac apai apak apap apar apca apcc apcr apea apec apeg apep aper apga api- apia apic apie apig apip apke appa appc appr apra aprc apre apri arac arae arag arai arak arap arar arc- arca arce arci area arec aree areg arei arek arep arga arge argi aria arie arig arii arik arip arka arke arki arpa arpe arpi arr- arra arrc arre arrg arri arrk arrr caaa caac caap cac- caca cacc cace caci cack cacr caec caei caer caga cage cagg cagi cagr caia caic caik caip cair caka cake capa capc cape capi capp cara carc care cari cark carp carr ccaa ccac ccag ccai ccap ccar ccca cccc ccci cccp ccee ccga ccgc ccic ccii ccip ccir ccpa ccpe ccpp ccpr ccra ccrc ccre ccrg ccri ccrp ceac cear cec- ceca cece ceci cecp ceec cege ceip ceke cepa cepc cepe cepp cepr cer- cera cerc cere ceri cerp cgac cgap cgcc cgcg cger ciaa ciak ciar cica cicc cici cicr ciee cier ciga cigi ciia ciii cika cikr cipa cipp cira circ cire ciri cirk cirr ckac ckck cker ckga ckpc ckpg ckpr ckrc cpaa cpac cpag cpap cpca cpce cpea cpep cper cpga cpia cpic cppa cpre cpri crac crag crai crap crar crca crcc crce crcr cre- crea crec cree creg crei crep cria cric crie crig crik crip crkc crkp crpc eaca eacc eaec eaga eage eapc eapp eara eare earp ecaa ecac ecai ecar ecca eccc ecce ecci ecig ecip ecka ecpa ecpg ecpp ecra ecrc ecri ecrr eeca eeea eeee eega eeka eeke eera eerc eerg egaa egae egar egcc egcg egcr egea egec egee eger egge eggi eggp egir egpa egpe egpi egra egre egri eica eick eiec eiei eier eige eigg eika eike eiki eipr eira eire eka- ekek eker ekka ekki ekpe epaa epac epcc epci epec epee eper epi- epia epic epie epik epip eppa eppc eppp epra eprp erap erca ercc erce ercp erec erei erer erg- erga ergg ergi eria eric erie erik erke erki erpa erpe erra errc erre gaap gaar gace gack gaea gaec gaer gaga gage