-er -ic a-a a-c a-i aaa aac aae aag aai aao aap aar ac- aca acc ace acg aci aco acp acr aea aec aee aeg aei aeo aep aer ag- aga agc age agg agi ago agp agr ai- aia aic aie aig aii aio aip air aoa aoc aoe aog aoi aoo aop aor ap- apa apc ape apg api apo app apr ar- ara arc are arg ari aro arp arr c-- caa cac cae cag cai cao cap car cca ccc cce ccg cci cco ccp ccr ce- cea cec cee ceg cei ceo cep cer cga cgc cge cgg cgi cgo cgp cgr ci- cia cic cie cig cii cio cip cir co- coa coc coe cog coi coo cop cor cpa cpc cpe cpg cpi cpo cpp cpr cra crc cre crg cri cro crp crr eaa eac eae eag eai eao eap ear ec- eca ecc ece ecg eci eco ecr eea eec eee eeg eeo eep eer ega egc ege egg egi ego egp egr eia eic eie eig eii eio eip eir eo- eoa eoc eoe eog eoi eoo eop eor ep- epa epc epe epg epi epo epp epr era erc ere erg eri ero erp err g-p gaa gac gae gag gai gao gap gar gca gcc gce gcg gci gco gcp gcr ge- gea gec gee geg gei geo gep ger gga ggc ggg ggi ggo ggp ggr gia gic gie gig gii gio gip gir goa goc goe gog goi goo gop gor gpa gpc gpe gpg gpi gpo gpp gpr gra grc gre grg gri gro grp grr ia- iaa iac iae iag iai iao iap iar ica icc ice icg ici ico icp icr ie- iea iec iee ieg iei iep ier iga igc ige igg igi igo igp igr iia iic iie iii iio iip iir io- ioa ioc ioe iog ioi ioo iop ior ipa ipc ipe ipg ipi ipo ipp ipr ir- ira irc ire irg iri iro irp irr o-i oaa oac oae oag oai oao oap oar oc- oca occ ocg oci oco ocp ocr oea oec oee oeg oei oeo oep oer oga ogc oge ogg ogi ogo ogp oia oic oie oii oio oip oir oo- ooa ooc oog ooi ooo oop oor op- opa opc ope opg opi opo opp opr or- ora orc ore org ori oro orp orr p-p paa pac pae pag pai pao pap par pca pcc pce pcg pci pco pcp pcr pea pec pee peg pei peo pep per pga pgc pge pgg pgi pgo pgp pgr pia pic pie pig pii pio pip pir poa poc poe pog poi poo pop por ppa ppc ppe ppg ppi ppo ppp ppr pra prc pre prg pri pro prp prr ra- raa rac rae rag rai rao rap rar rca rcc rce rcg rci rco rcp rcr re- rea rec ree reg rei reo rep rer rga rgc rge rgg rgi rgo rgp rgr ria ric rie rig rii rio rip rir roa roc roe rog roi roo rop ror rpa rpc rpe rpg rpi rpo rpp rpr rra rrc rrg rri rrp rrr

a-ii aaaa aaac aaae aaai aaap aaar aaca aacc aace aaci aaco aacp aacr aaea aaec aaep aage aaic aaii aaoe aaoo aapa aapc aapi aapo aara aarc aare aari aaro aarp acaa acac acae acag acai acap acar acca accc acce acci acco accp ace- acea acec acer acga acgi acgr aci- acia acic acie acip acir acoa acoe acog acop acor acpa acpe acpi acpr acr- acra acrc acre acri acro acrr aeac aeap aeci aeer aega aeio aer- aera aerc aeri aero ag-o agac agag agai agao agap agar agca agcc agce agco agea agee agei agep ager agga agge aggi agia agic agie agig agii agio agip agir agog agoo agra agre agri agro agrp aiai aica aicc aice aicp aicr aiea aiee aiga aigo aiia aiic aiir aioc aioi aipa aipe aipi aira aire airi airo airp aoca aoce aopo aora apac apai apao apap apar apca apcc apco apcr apea apec apeg apep aper apga api- apia apic apie apig apio apip apo- apoc apoe apoo apop apor appa appc appr apra aprc apre apri apro arac arae arag arai arap arar arc- arca arce arci arco area arec aree areg arei areo arep arga arge argi argo aria arie arig arii ario arip aroa aroe aroi aroo aror arpa arpe arpi arr- arra arrc arre arrg arri arro arrr caaa caac caap cac- caca cacc cace caci caco cacr caec caei caer caga cage cagg cagi cago cagr caia caic caio caip cair caoi caor capa capc cape capi capo capp cara carc care cari caro carp carr ccaa ccac ccag ccai ccap ccar ccca cccc ccci cccp ccee ccga ccgc ccic ccii ccip ccir ccoc ccpa ccpe ccpp ccpr ccra ccrc ccre ccrg ccri ccrp ceac cear cec- ceca cece ceci ceco cecp ceec cege cego ceip ceop ceor cepa cepc cepe cepo cepp cepr cer- cera cerc cere ceri cero cerp cgac cgap cgcc cgcg cger cgro ciaa ciao ciar cica cicc cici cico cicr ciee cier ciga cigi ciia ciii cior cipa cipo cipp cira circ cire ciri ciro cirr coag coai coca coce coco cocp coep cogi cogo coia coip coir coop copa cope copg copi copo copp copr cor- cora corc core corg cori coro corp corr cpaa cpac cpag cpap cpca cpce cpea cpep cper cpga cpia cpic cpio cppa cpre cpri crac crag crai crap crar crca crcc crce crcr cre- crea crec cree creg crei creo crep cria cric crie crig crip croc croe croo crop cror crpc eaca eacc eaec eaga eage eaop eapc eapp eara eare earo earp ecaa ecac ecai ecao ecar ecca eccc ecce ecci ecco ecig ecip eco- ecog ecop ecpa ecpg ecpp ecra ecrc ecri ecrr eeca eeea eeee eega eeoc eera eerc eerg eero egaa egae