a-ak a-ii aaaa aaac aaad aaaf aaai aaar aaca aacc aacd aacf aaci aack aacr aada aadc aadi aafa aafc aafd aaff aafi aaic aaii aaka aara aarc aard aari acaa acac acad acai acar acca accc accd accf acci acda acdc acdf acdi acfc acfd acfi aci- acia acic acid acif acir ackd acr- acra acrc acri acrr adaa adac adad adai adak adar adcc adci adda addc addd addi addr adfa adfc adia adic adif adik adir adki adra afaa afad afak afar afca afcc afci afdc affa affc affi afia afid afif afik afir afka afkr afr- afra afrc afri aiai aica aicc aicd aicf aicr aida aidc aidi aidr aifd aiff aiia aiic aiid aiir aika aiki aira aird airi akaa akai akar akca akia akid akif akik akir akka akki akr- akra arac arad araf arai arak arar arc- arca arci arda ardc ardf ardi arfa arfc arff aria arid arif arii arik arka arki arr- arra arrc arri arrk arrr c-cd caaa caac caaf cac- caca cacc caci cack cacr cada cadc cadd cadi cadr cafa cafc caff caia caic caid caik cair caka cara carc card carf cari cark carr ccaa ccac ccad ccaf ccai ccar ccca cccc cccf ccci ccdc ccdf ccdi ccdr ccfa ccfc ccfd ccff ccfi ccic ccid ccii ccir ccra ccrc ccrf ccri cd-r cdaa cdac cdad cdai cdda cddr cdfa cdic cdii cfaa cfac cfar cfca cfcf cfda cffr cfia cfra ciaa ciak ciar cica cicc cici cicr cida cidc cidi cidr cifa ciff ciia ciid ciii cika cikr cira circ ciri cirk cirr ckac ckck ckfi ckfr ckrc ckrd crac craf crai crar crca crcc crcr crda crdc crfc cria cric crif crik crkc daad daar daca daci dada dadi dafa dafc daff dafi daia daid daik dair daka daki dara darc dard darf dari dark darr dcca dccc dcci dcfc dcia dcii dcra dcrk dddd ddrc dfaf dfcc dffa dfrf dfri dia- diac diad diaf diak diar dica dici dick dida didi dif- difa diff diii dika diki dira dird dirk dirr dkdc dkid draa drac drad draf drak drar drca drda drfc dric drif drra f--k faaa faac faad faca facc fack fada fadd fadi fafa fafc faff fafi faid faik fair faki fara farc fard fark farr fcar fcca fccf fcda fcic fcii fcra fdca fdic ffar ffcc ffff ffii ffrr fiaa fiac fiad fiaf fiar fica ficc fick fida fidc fidf fifa fifc fiff fifi fiii fika fiki fira firk frac frad frak frcc frfc fria fric frid frik iaaa iaac iaai iaca iacc iacr iadc iafc iaff iaia iara iarc icaa icac icad icaf icai icar icca iccc iccf icci iccr icdc icdd icra icrc icrf icrr idad idar idca idcr idda idfa idfc idia idic idid idir idra idrc idrf ifaa ifac ifar ifcd ifda ific ifid ifra ifrf ifri iiac iica iicd iida iifa iiii iira iirc ikar ikid ikki ikra ikri irac irad iraf irai irak irar irca ircc ircd irda irdc iri- iria iric irid irka irki irra irrc irri k-ci k-id kaaa kaaf kaai kaak kaar kacc kacd kaci kad- kada kadd kadf kadi kadr kafa kafc kaff kafi kafr kaia kaic kaid kaif kaii kaik kair kaka kakc kaki kakk kara kard karf kari kark karr kcaa kcac kcad kcai kcar kcca kccc kccd kcci kcck kccr kcda kcdc kcdd kcdi kcdr kcfa kcfc kcfd kcfi kcic kcid kcif kcii kcir kckc kckf kckk kckr kcrc kcri kcrr kdaa kdac kdad kdaf kdai kdak kdar kdca kdcc kdcd kdcr kddc kddd kddf kddi kddk kddr kdfc kdfi kdfr kdia kdic kdka kdkd kdkk kdkr kdrf kdri kfac kfai kfar kfcd kfcf kfcr kfda kffa kfff kffk kfia kfir kfka kfra kfrc kfrd kfri kfrr kiac kiad kiai kiar kica kicc kicd kick kicr kida kidd kidi kidk kidr kifa kiff kifr kiia kiic kiid kiii kiik kika kikc kikd kikf kiki kikk kikr kira kirc kirf kiri kirk kirr kkaa kkac kkai kkar kkcd kkci kkck kkcr kkda kkdc kkdd kkfi kkfr kkia kkic kkid kkik kkkk kkrc kkrf kkrk kkrr krac krad krai krak krar krca krcc krcd krci krda krdc krdd krdr krfc krfd krff kria krid krik krka krkc krkd krki krkk krkr krrc krrf krri krrk krrr raad raaf raak rac- raca racc raci rack rada radc radd radr rafa rafc raff rafi raia raic raid raif raii raik rair raka raki rakk rara rarf rari rark rcac rcaf rccc rcdc rcfc rcic rcid rcrd rdac rdfa rfdi rffc rfic rfid riaa riad riai riak rica ricc rick rida ridc ridd ridi rifa riff riia riif rika riki rikk riri rkkf rrad rrfc rrif rrrr