-er -ic a-a a-c a-i aaa aac aae aaf aag aai aao aar ac- aca acc ace acf acg aci aco acr aea aec aee aef aeg aei aeo aer af- afa afc afe aff afg afi afo afr ag- aga agc age agf agg agi ago agr ai- aia aic aie aif aig aii aio air aoa aoc aoe aof aog aoi aoo aor ar- ara arc are arf arg ari aro arr c-- caa cac cae caf cag cai cao car cca ccc cce ccf ccg cci cco ccr ce- cea cec cee cef ceg cei ceo cer cfa cfc cfe cff cfg cfi cfo cfr cga cgc cge cgg cgi cgo cgr ci- cia cic cie cif cig cii cio cir co- coa coc coe cof cog coi coo cor cra crc cre crf crg cri cro crr eaa eac eae eaf eag eai eao ear ec- eca ecc ece ecf ecg eci eco ecr eea eec eee eef eeg eeo eer ef- efa efc efe eff efg efi efo efr ega egc ege egf egg egi ego egr eia eic eie eif eig eii eio eir eo- eoa eoc eoe eof eog eoi eoo eor era erc ere erf erg eri ero err faa fac fae faf fag fai fao far fca fcc fce fcf fcg fci fco fcr fea fec fee fef feg fei feo fer ffa ffc ffe fff ffg ffi ffo ffr fga fgc fge fgf fgg fgi fgr fia fic fie fif fig fii fir foa foc foe fof fog foi foo for fra frc fre frf frg fri fro frr gaa gac gae gaf gag gai gao gar gca gcc gce gcf gcg gci gco gcr ge- gea gec gee gef geg gei geo ger gfa gfc gfe gff gfi gfo gfr gga ggc ggg ggi ggo ggr gia gic gie gif gig gii gio gir goa goc goe gof gog goi goo gor gra grc gre grf grg gri gro grr i-f ia- iaa iac iae iaf iag iai iao iar ica icc ice icf icg ici ico icr ie- iea iec iee ief ieg iei ier ifa ifc ife iff ifg ifi ifo ifr iga igc ige igf igg igi igo igr iia iic iie iif iii iio iir io- ioa ioc ioe iof iog ioi ioo ior ir- ira irc ire irf irg iri iro irr o-i oaa oac oae oaf oag oai oao oar oc- oca occ ocf ocg oci oco ocr oea oec oee oef oeg oei oeo oer of- ofa ofc ofe off ofg ofi ofo ofr oga ogc oge ogf ogg ogi ogo oia oic oie oif oii oio oir oo- ooa ooc oof oog ooi ooo oor or- ora orc ore orf org ori oro orr ra- raa rac rae raf rag rai rao rar rca rcc rce rcf rcg rci rco rcr re- rea rec ree ref reg rei reo rer rfa rfc rfe rff rfg rfi rfo rfr rga rgc rge rgf rgg rgi rgo rgr ria ric rie rif rig rii rio rir roa roc roe rof rog roi roo ror rra rrc rrf rrg rri rrr

a-ii aaaa aaac aaae aaaf aaai aaar aaca aacc aace aacf aaci aaco aacr aaea aaec aafa aafc aaff aafi aage aaic aaii aaoe aaoo aara aarc aare aari aaro acaa acac acae acag acai acar acca accc acce accf acci acco ace- acea acec acer acfc acfe acfi acga acgi acgr aci- acia acic acie acif acir acoa acoe acog acor acr- acra acrc acre acri acro acrr aeac aeaf aeci aeer aega aeio aer- aera aerc aeri aero afaa afao afar afca afcc afci afee afer affa affc affi affo afgf afia afif afig afir afoa afoe afog afoo afor afr- afra afrc afre afri afro ag-o agac agag agai agao agar agca agcc agce agco agea agee agei ager agfa agga agge aggi agia agic agie agig agii agio agir agog agoo agra agre agri agro aiai aica aicc aice aicf aicr aiea aiee aiff aiga aigo aiia aiic aiir aioc aioi aira aire airi airo aoca aoce aora arac arae araf arag arai arar arc- arca arce arci arco area arec aree aref areg arei areo arfa arfc arff arga arge argi argo aria arie arif arig arii ario aroa aroe aroi aroo aror arr- arra arrc arre arrg arri arro arrr caaa caac caaf cac- caca cacc cace caci caco cacr caec caei caer cafa cafc cafe caff caga cage cagg cagi cago cagr caia caic caio cair caoi caor cara carc care carf cari caro carr ccaa ccac ccaf ccag ccai ccar ccca cccc cccf ccci ccee ccfa ccfc ccff ccfi ccga ccgc ccic ccii ccir ccoc ccra ccrc ccre ccrf ccrg ccri ceac cear cec- ceca cece ceci ceco ceec cef- cefa cefc cege cego ceor cer- cera cerc cere cerf ceri cero cfaa cfac cfae cfao cfar cfca cfcf cfco cffr cfgo cfia cfoa cfor cfra cfre cfrg cgac cgcc cgcg cger cgfc cgro ciaa ciao ciar cica cicc cici cico cicr ciee cier cifa cife ciff cifg ciga cigi ciia ciii cior cira circ cire ciri ciro cirr coag coai coca coce coco cofc cofe coff cofi cogi cogo coia coif coir coof cor- cora corc core corf corg cori coro corr crac craf crag crai crar crca crcc crce crcr cre- crea crec cree creg crei creo crfc cria cric crie crif crig croc croe croo cror eaaf eaca eacc eaec eaga eage eaif eara eare earo ecaa ecac ecai ecao ecar ecca eccc ecce ecci ecco ecef ecfa ecfc ecfr ecig eco- ecog ecra ecrc ecrf ecri ecrr eeca eeea eeee eefa eefe eega eeoc eera eerc eerg eero ef-g efca efco efeo effa effi efic efor egaa egae egao egar egcc egcg egcr egea egec egee eger egfr egge eggi eggo egir ego- egoi egor egra egre egri eiao eica eico eiec eiei eier eige eigg eira eire eoir eora eore