-er -ic a-a a-c a-i aaa aac aae aag aai aap aar ac- aca acc ace acg aci acp acr aea aec aee aeg aei aep aer ag- aga agc age agg agi agp agr ai- aia aic aie aig aii aip air ap- apa apc ape apg api app apr ar- ara arc are arg ari arp arr c-- caa cac cae cag cai cap car cca ccc cce ccg cci ccp ccr ce- cea cec cee ceg cei cep cer cga cgc cge cgg cgi cgp cgr ci- cia cic cie cig cii cip cir cpa cpc cpe cpg cpi cpp cpr cra crc cre crg cri crp crr eaa eac eae eag eai eap ear ec- eca ecc ece ecg eci ecr eea eec eee eeg eep eer ega egc ege egg egi egp egr eia eic eie eig eii eip eir ep- epa epc epe epg epi epp epr era erc ere erg eri erp err g-p gaa gac gae gag gai gap gar gca gcc gce gcg gci gcp gcr ge- gea gec gee geg gei gep ger gga ggc ggg ggi ggp ggr gia gic gie gig gii gip gir gpa gpc gpe gpg gpi gpp gpr gra grc gre grg gri grp grr ia- iaa iac iae iag iai iap iar ica icc ice icg ici icp icr ie- iea iec iee ieg iei iep ier iga igc ige igg igi igp igr iia iic iie iii iip iir ipa ipc ipe ipg ipi ipp ipr ir- ira irc ire irg iri irp irr p-p paa pac pae pag pai pap par pca pcc pce pcg pci pcp pcr pea pec pee peg pei pep per pga pgc pge pgg pgi pgp pgr pia pic pie pig pii pip pir ppa ppc ppe ppg ppi ppp ppr pra prc pre prg pri prp prr ra- raa rac rae rag rai rap rar rca rcc rce rcg rci rcp rcr re- rea rec ree reg rei rep rer rga rgc rge rgg rgi rgp rgr ria ric rie rig rii rip rir rpa rpc rpe rpg rpi rpp rpr rra rrc rrg rri rrp rrr

a-ii aaaa aaac aaae aaai aaap aaar aaca aacc aace aaci aacp aacr aaea aaec aaep aage aaic aaii aapa aapc aapi aara aarc aare aari aarp acaa acac acae acag acai acap acar acca accc acce acci accp ace- acea acec acer acga acgi acgr aci- acia acic acie acip acir acpa acpe acpi acpr acr- acra acrc acre acri acrr aeac aeap aeci aeer aega 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 aipa aipe aipi aira aire airi airp apac apai apap apar apca apcc apcr apea apec apeg apep aper apga api- apia apic apie apig apip appa appc appr apra aprc apre apri arac arae arag arai arap arar arc- arca arce arci area arec aree areg arei arep arga arge argi aria arie arig arii arip arpa arpe arpi arr- arra arrc arre arrg arri arrr caaa caac caap cac- caca cacc cace caci cacr caec caei caer caga cage cagg cagi cagr caia caic caip cair capa capc cape capi capp cara carc care cari 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 cepa cepc cepe cepp cepr cer- cera cerc cere ceri cerp cgac cgap cgcc cgcg cger ciaa ciar cica cicc cici cicr ciee cier ciga cigi ciia ciii cipa cipp cira circ cire ciri cirr 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 crip crpc eaca eacc eaec eaga eage eapc eapp eara eare earp ecaa ecac ecai ecar ecca eccc ecce ecci ecig ecip ecpa ecpg ecpp ecra ecrc ecri ecrr eeca eeea eeee eega eera eerc eerg egaa egae egar egcc egcg egcr egea egec egee eger egge eggi eggp egir egpa egpe egpi egra egre egri eica eiec eiei eier eige eigg eipr eira eire epaa epac epcc epci epec epee eper epi- epia epic epie epip eppa eppc eppp epra eprp erap erca ercc erce ercp erec erei erer erg- erga ergg ergi eria eric erie erpa erpe erra errc erre gaap gaar gace gaea gaec gaer gaga gage gagg gagi gaia gaie gaig gaip gair gapa gape gapi gapp gara gare garg gari garp garr gc-c gcaa gcap gccc gcic gcii gcpc gcrg geai gear geca gece geep geer gege gegg geia geic geie geig geir gepa gepe gera gere geri gggg giaa giac giai giap gica gicr gier giga gige gigg gigi gipa gipe gipi gipp gira gire girg giri girr gpaa gpac gpca gper gpgp gpip gpra gprp grac grae grai grap grcc grce grea grec gree greg grep gria gric grie grig grip grpc grrr iaaa iaac iaai iaap iaca iacc iacp iacr iaea iaec iaep iaia iapa iapp iara iarc iare icaa icac icag icai icap icar icca iccc icci iccp iccr icea icec icee icer icga icgc icpa icpc icra icrc icre icrr ieac iecc ieie iepa iera iere ieri igac igar igcc igcp igea iger igga igia igpa igra igri iiac iica iiie iiii iipa iira iirc ipac ipca ipcc ipce ipea ipec iper ipie ippa ippc ippr ipri irac irae irai irap irar irca ircc ircg iree irer iri- iria iric irie irig irip irpa irpc irpe irra irrc irre irri paag paap paar paca pace paci paea paec paep paer paga page paia paie paig paip pair papa pape papg papi papp papr