-er -ic a-a a-c a-i aaa aac aad aae aai aar aax ac- aca acc acd ace aci acr acx ad- ada adc add ade adi adr adx aea aec aed aee aei aer aex ai- aia aic aid aie aii air aix ar- ara arc ard are ari arr arx ax- axa axe axi axr axx c-- caa cac cad cae cai car cax cca ccc ccd cce cci ccr ccx cda cdc cdd cde cdi cdr cdx ce- cea cec ced cee cei cer cex ci- cia cic cid cie cii cir cix cra crc crd cre cri crr crx cxc cxi cxr cxx daa dac dad dae dai dar dax dca dcc dcd dce dci dcr dcx dda ddc ddd dde ddi ddr ddx de- dea dec ded dee dei der dex di- dia dic did die dii dir dix dra drc drd dre dri drr drx dxc dxd dxi dxr dxx eaa eac ead eae eai ear eax ec- eca ecc ecd ece eci ecr ecx ed- eda edc edd ede edi edr edx eea eec eed eee eer eex eia eic eid eie eii eir eix era erc erd ere eri err ex- exa exc exd exe exi exr exx i-d ia- iaa iac iad iae iai iar ica icc icd ice ici icr ida idc idd ide idi idr idx ie- iea iec ied iee iei ier iex iia iic iid iie iii iir iix ir- ira irc ird ire iri irr irx ixc ixe ixi ra- raa rac rad rae rai rar rax rca rcc rcd rce rci rcr rcx rda rdc rdd rde rdi rdr rdx re- rea rec red ree rei rer rex ria ric rid rie rii rir rix rra rrc rrd rri rrr rxr xaa xac xad xar xcd xci xcr xcx xda xdc xde xdi xdr xed xee xer xex xia xic xie xii xix xrc xrd xrx xxi xxx

a-ii aaaa aaac aaad aaae aaai aaar aaca aacc aacd aace aaci aacr aada aadc aade aadi aaea aaec aaic aaii aara aarc aard aare aari acaa acac acad acae acai acar acca accc accd acce acci acda acdc acde acdi ace- acea acec aced acer aci- acia acic acid acie acir acr- acra acrc acre acri acrr adaa adac adad adae adai adar adcc adci adda addc addd adde addi addr adea adee ader adia adic adie adir adra adre aeac aeci aede aeer aer- aera aerc aerd aeri aiai aica aicc aicd aice aicr aida aidc aide aidi aidr aiea aiee aiia aiic aiid aiir aira aird aire airi airx aixa aixi arac arad arae arai arar arax arc- arca arce arci arda ardc arde ardi area arec ared aree arei arex aria arid arie arii arr- arra arrc arre arri arrr axar axce axed axer axi- axia axie c-cd caaa caac cac- caca cacc cace caci cacr cada cadc cadd cade cadi cadr caec caei caer caex caia caic caid cair caix cara carc card care cari carr carx caxa ccaa ccac ccad ccai ccar ccca cccc ccci ccdc ccdi ccdr cced ccee ccic ccid ccii ccir ccix ccra ccrc ccre ccri ccxi cd-e cd-r cdaa cdac cdad cdai cdax cdda cddr cdec cder cdex cdic cdii cdre cdxi ceac cead cear cec- ceca cece ceci ceda cedd cede cedi ceec cer- cera cerc cerd cere ceri cexe ciaa ciar cica cicc cici cicr cida cidc cide cidi cidr ciee cier ciia ciid ciii cira circ cire ciri cirr cixi crac crai crar crax crca crcc crce crcr crda crdc cre- crea crec cred cree crei crex cria cric crie cxii cxix cxxi cxxx d-ix daad daae daar daca dace daci dada dade dadi daer daia daid daie dair daix dara darc dard dare dari darr dcca dccc dcci dcia dcii dcix dcra dcxi dcxx dddd ddie ddrc ddre deac dead deae dear dec- deca decc decd dece deci deda dedd dede dedi deed deer deid deie deir der- dera derc dere deri derr dex- dexa dexe dia- diac diad diar diax dica dice dici dida dide didi diea died dier diex diii dira dird dire dirr dixi draa drac drad drar drax drca drda drea dred dree drei dric drie drix drra dxcc dxci dxdc dxdr dxec dxed dxii dxix dxra dxrd dxre dxrr dxrx dxxr dxxx eaca eacc eada eadd eadi eaec eara eard eare ecaa ecac ecad ecai ecar ecca eccc ecce ecci ecdc eced ecra ecrc ecri ecrr edac edad edar edax edca edda eddc edde eddi ede- edea edei eder edex edia edie edra eeca eede eeea eeee eera eerc eica eid- eide eidi eidr eiec eied eiei eier eira eird eire er-x erad erca ercc erce erda erde erdi erec ered erei erer eria eric erie erra errc erre exa- exai exda exec exed exer exid exrx iaaa iaac iaai iaca iacc iacr iadc iaea iaec iaia iara iarc iare icaa icac icad icai icar icca iccc icci iccr icdc icdd icde icea icec iced icee icer icex icra icrc icre icrr idad idae idar idca idce idcr idda idea idec ided idee ider idex idia idic idid idie idir idra idrc idre ieac iecc iedr ieie iera iere ieri iiac iica iicd iida iide iied iiie iiii iira iirc irac irad irae irai irar irca ircc ircd ircx irda irdc ired iree irer irex iri- iria iric irid irie irix irra irrc irre irri ixia ixxi raad rac- raca racc race raci rada radc radd rade radr radx raec raed raer raia raic raid raie raii rair raix rara rare rari raxa raxi rcac rccc rcdc rcde rcic rcid rcrd rdac rder rea- reac read reae rear reca recc recd rece reci recr reda redc redd rede redi redr redx reed reia reid reii reir rera rerd rere reri rexx riaa riad riai rica ricc rice rida ridc ridd ride ridi ridx ried rier riex riia rire riri rixc rixe rrad rred rrrr x-ed xaar xace xara xare