a-do a-ii aaaa aaac aaad aaaf aaai aaar aaca aacc aacd aacf aaci aaco aacr aada aadc aadi aafa aafc aafd aaff aafi aaic aaii aaoo aara aarc aard aari aaro acaa acac acad acai acar acca accc accd accf acci acco acda acdc acdf acdi acfc acfd acfi aci- acia acic acid acif acir acoa acod acor acr- acra acrc acri acro acrr adaa adac adad adai adao adar adcc adci adda addc addd addi addo addr adfa adfc adia adic adif adio adir adoc adod adoo ador adra adro afaa afad afao afar afca afcc afci afdc affa affc affi affo afia afid afif afir afoa afoo afor afr- afra afrc afri afro aiai aica aicc aicd aicf aicr aida aidc aidi aidr aifd aiff aiia aiic aiid aiir aioc aioi aira aird airi airo aoca aora arac arad araf arai arar arc- arca arci arco arda ardc ardf ardi ardo arfa arfc arff aria arid arif arii ario aroa arod aroi aroo aror arr- arra arrc arri arro arrr c-cd caaa caac caaf cac- caca cacc caci caco cacr cada cadc cadd cadi cado cadr cafa cafc caff caia caic caid caio cair caod caoi caor cara carc card carf cari caro carr ccaa ccac ccad ccaf ccai ccar ccca cccc cccf ccci ccdc ccdf ccdi ccdr ccfa ccfc ccfd ccff ccfi ccic ccid ccii ccir ccoc ccod ccra ccrc ccrf ccri cd-r cdaa cdac cdad cdai cdda cddr cdfa cdic cdii cdio cfaa cfac cfao cfar cfca cfcf cfco cfda cffr cfia cfoa cfor cfra ciaa ciao ciar cica cicc cici cico cicr cida cidc cidi cidr cifa ciff ciia ciid ciii cior cira circ ciri ciro cirr coad coai coca coco coda codd codi cofc coff cofi coia coif coir cood coof cor- cora corc cord corf cori coro corr crac craf crai crar crca crcc crcr crda crdc crfc cria cric crif croc crod croo cror daad daar daca daci dada dadi dado dafa dafc daff dafi dafo daia daid daio dair dara darc dard darf dari daro darr dcca dccc dcci dcfc dcia dcii dcio dcra dddd ddoc ddrc dfaf dfcc dfco dffa dfrf dfri dia- diac diad diaf diao diar dica dici dico dida didi dido dif- difa diff diii dioc dior dira dird dirr doar doca doci doco dod- doda dodd dodi dodo doff doid dood doof door dora dorc dord dorf dori doro dorr draa drac drad draf drar drca drda drfc dric drif drod drof drra faaa faac faad faca facc fada fadd fadi fado fafa fafc faff fafi fafo faid faio fair fara farc fard faro farr fcar fcca fccf fcda fcic fcii fcra fdca fdic fdoa fdoc ffar ffcc ffff ffii ffrr fiaa fiac fiad fiaf fiar fica ficc fico fida fidc fidf fido fifa fifc fiff fifi fifo fiii fior fira foad foaf foar foca foci foco foda fofo foia foid food foof for- fora ford fori foro forr frac frad frcc frfc fria fric frid frio iaaa iaac iaai iaca iacc iacr iadc iafc iaff iaia iara iarc icaa icac icad icaf icai icao icar icca iccc iccf icci icco iccr icdc icdd icoc icod icor icra icrc icrf icrr idad idar idca idcr idda iddo idfa idfc idia idic idid idio idir idoc idra idrc idrf idro ifaa ifac ifao ifar ifcd ifco ifda ific ifid ifor ifra ifrf ifri iiac iica iicd iida iifa iiii iiio iioi iioo iira iirc ioci iod- ioda iodd iodo iofc ioii ioio ioof iooi iooo iora iori irac irad iraf irai irao irar irca ircc ircd irda irdc irdo iri- iria iric irid irio iroc irod irra irrc irri oafc oafo oaic oara ocac ocad occa occc occi ocfa ocra ocro ocrr odac odai odci odda oddd oddi odia odic odio odir odoo odor odra ofcr ofdr off- offa offc offo offr ofid ofor ofra oici oido oiii oira ooaa oocr ooda oodi ooff ooia ooid oooo oora oord orac orad orai orao orar orca orci orco orda ordo orff orfi ori- oria oric orid orif orio oro- orof oror orra orri orro raad raaf rac- raca racc raci raco rada radc radd rado radr rafa rafc raff rafi raia raic raid raif raii rair raoc rara rarf rari raro rcac rcaf rccc rcdc rcfc rcic rcid rcrd rdac rdfa rdio rdoc rfdi rffc rfic rfid riaa riad riai rica ricc rico rida ridc ridd ridi rido rifa riff riia riif riri road roaf roar roca rocc roco roda rodd rodi rodo rofc roff rofo roia roid roif roio roir rood roof rooi roor rora rorc rori roro rrad rrfc rrif rrrr