a-ii aaaa aaac aaad aaae aaaf aaai aaar aaca aacc aacd aace aacf aaci aacr aada aadc aade aadi aaea aaec aafa aafc aafd aaff aafi aaic aaii aara aarc aard aare aari acaa acac acad acae acai acar acca accc accd acce accf acci acda acdc acde acdf acdi ace- acea acec aced acer acfc acfd acfe acfi aci- acia acic acid acie acif acir acr- acra acrc acre acri acrr adaa adac adad adae adai adar adcc adci adda addc addd adde addi addr adea adee ader adfa adfc adia adic adie adif adir adra adre aeac aeaf aeci aede aeer aer- aera aerc aerd aeri afaa afad afar afca afcc afci afdc afee afer affa affc affi afia afid afif afir afr- afra afrc afre afri aiai aica aicc aicd aice aicf aicr aida aidc aide aidi aidr aiea aiee aifd aiff aiia aiic aiid aiir aira aird aire airi arac arad arae araf arai arar arc- arca arce arci arda ardc arde ardf ardi area arec ared aree aref arei arfa arfc arff aria arid arie arif arii arr- arra arrc arre arri arrr c-cd caaa caac caaf cac- caca cacc cace caci cacr cada cadc cadd cade cadi cadr caec caei caer cafa cafc cafe caff caia caic caid cair cara carc card care carf cari carr ccaa ccac ccad ccaf ccai ccar ccca cccc cccf ccci ccdc ccdf ccdi ccdr cced ccee ccfa ccfc ccfd ccff ccfi ccic ccid ccii ccir ccra ccrc ccre ccrf ccri cd-e cd-r cdaa cdac cdad cdai cdda cddr cdec cdef cder cdfa cdfe cdic cdii cdre ceac cead cear cec- ceca cece ceci ceda cedd cede cedi ceec cef- cefa cefc cer- cera cerc cerd cere cerf ceri cfaa cfac cfae cfar cfca cfcf cfda cffr cfia cfra cfre ciaa ciar cica cicc cici cicr cida cidc cide cidi cidr ciee cier cifa cife ciff ciia ciid ciii cira circ cire ciri cirr crac craf crai crar crca crcc crce crcr crda crdc cre- crea crec cred cree crei crfc cria cric crie crif daad daae daar daca dace daci dada dade dadi daer dafa dafc dafe daff dafi daia daid daie dair dara darc dard dare darf dari darr dcca dccc dcci dcfc dcia dcii dcra dddd ddie ddrc ddre deac dead deae deaf dear dec- deca decc decd dece deci deda dedd dede dedi deed deef deer defe deff defi deid deie deif deir der- dera derc dere derf deri derr dfaf dfcc dfer dffa dfrf dfri dia- diac diad diaf diar dica dice dici dida dide didi diea died dief dier dif- difa diff diii dira dird dire dirr draa drac drad draf drar drca drda drea dred dree dref drei drfc dric drie drif drra eaaf eaca eacc eada eadd eadi eaec eaif eara eard eare ecaa ecac ecad ecai ecar ecca eccc ecce ecci ecdc ecdf eced ecef ecfa ecfc ecfr ecra ecrc ecrf ecri ecrr edac edad edar edca edda eddc edde eddi ede- edea edei eder edfa edia edie edif edra eeca eede eeea eeee eefa eefe eera eerc efca efda effa effi efic eica eid- eide eidi eidr eiec eied eiei eier eira eird eire erad eraf erca ercc erce erda erde erdf erdi erec ered erei erer erfc eria eric erie erra errc erre faaa faac faad faca facc face fada fadd fade fadi fafa fafc fafe faff fafi faid faie fair fara farc fard fare farr fcar fcca fccf fcda fcic fcii fcra fdca fdic fead feaf fear fece feda fede fedi feed feer fefc fefe feff fefi feia feid feie feir fera ferc ferd fere ferr ffar ffcc ffee ffff ffii ffrr fiaa fiac fiad fiaf fiar fica ficc fice fida fidc fide fidf fiec fief fier fifa fifc fife fiff fifi fiii fira fire frac frad frae frcc frea fred free frei frfc fria fric frid frie iaaa iaac iaai iaca iacc iacr iadc iaea iaec iafc iafe iaff iaia iara iarc iare icaa icac icad icaf icai icar icca iccc iccf icci iccr icdc icdd icde icea icec iced icee icef icer icra icrc icre icrf icrr idad idae idar idca idce idcr idda idea idec ided idee idef ider idfa idfc idia idic idid idie idir idra idrc idre idrf ieac iecc iedr ieie iera iere ieri ifaa ifac ifae ifar ifcd ifda ifer ific ifid ifra ifrf ifri iiac iica iicd iida iide iied iifa iiie iiii iira iirc irac irad irae iraf irai irar irca ircc ircd irda irdc ired iree irer irfe iri- iria iric irid irie irra irrc irre irri raad raaf rac- raca racc race raci rada radc radd rade radr raec raed raef raer rafa rafc rafe raff rafi raia raic raid raie raif raii rair rara rare rarf rari rcac rcaf rccc rcdc rcde rcfc rcic rcid rcrd rdac rder rdfa rea- reac read reae reaf rear reca recc recd rece reci recr reda redc redd rede redi redr reed reef refd refe reff refi refr reia reid reif reii reir rera rerd rere reri rfae rfdi rfef rffc rfic rfid riaa riad riai rica ricc rice rida ridc ridd ride ridi ried rief rier rifa rife riff riia riif rire riri rrad rred rrfc rrif rrrr