a-a a-c aaa aac aad aaf aak aam aao aar ac- aca acc acd acf ack acm aco acr ad- ada adc add adf adk adm ado adr af- afa afc afd aff afk afm afo afr aka akc akd akk akm ako akr ama amc amd amf amk amm amo amr aoa aoc aod aof aok aom aoo aor ar- ara arc ard arf ark arm aro arr c-- caa cac cad caf cak cam cao car cca ccc ccd ccf cck ccm cco ccr cda cdc cdd cdf cdk cdm cdo cdr cfa cfc cfd cff cfk cfm cfo cfr cka ckc ckd ckm cko cma cmc cmd cmf cmk cmm cmo cmr co- coa coc cod cof cok com coo cor cra crc crd crf crk crm cro crr daa dac dad daf dak dam dao dar dca dcc dcd dcf dck dcm dco dcr dda ddc ddd ddf ddk ddm ddo ddr dfa dfc dfd dff dfk dfm dfo dfr dka dkc dkk dkm dko dkr dma dmc dmd dmf dmk dmm dmo dmr doa doc dod dof dok dom doo dor dra drc drd drk drm dro drr faa fac fad faf fak fam fao far fca fcc fcd fcf fck fcm fco fcr fda fdc fdd fdf fdk fdm fdo fdr ffa ffc ffd fff ffk ffm ffo ffr fka fkc fkf fkk fkm fma fmc fmd fmf fmm fmo fmr foa foc fof fok fom foo for fra frc frd frf frk frm fro frr ka- kaa kac kad kaf kak kam kao kar kca kcc kcd kck kcm kcr kda kdc kdf kdk kdm kdo kdr kfa kfc kfd kff kfm kfo kkc kkk kkm kkr kma kmc kmd kmf kmk kmm kmo koa koc kod kof kok kom koo kor kra krc krd krf krk kro krr m-f m-o m-r maa mac mad maf mak mam mao mar mc- mca mcc mcd mcf mck mcm mco mcr mda mdc mdd mdf mdk mdm mdo mdr mfa mfc mfd mff mfm mfo mfr mka mkc mkd mkk mkm mko mkr mma mmc mmd mmf mmk mmm mmo mmr moa moc mod mof mok mom moo mor mra mrc mrd mrf mrk mrm mro mrr oaa oac oad oaf oak oam oao oar oc- oca occ ocd ocf ock ocm oco ocr oda odc odd odf odm odo odr of- ofa ofc ofd off ofm ofo ofr oka okc okd okk oko okr om- oma omc omd omf omm omo omr oo- ooa ooc ood oof ook oom ooo oor or- ora orc ord orf ork orm oro orr ra- raa rac rad raf rak ram rao rar rca rcc rcd rcf rcm rco rcr rda rdc rdd rdf rdm rdo rdr rfa rfc rfd rff rfk rfm rfo rfr rkc rkf rkk rkm rko rma rmc rmd rmf rmm rmo rmr roa roc rod rof rok rom roo ror rra rrc rrd rrf rrk rrm rrr

a-ak a-do a-ok aaaa aaac aaad aaaf aaam aaar aaca aacc aacd aacf aack aacm aaco aacr aada aadc aafa aafc aafd aaff aaka aama aamc aamd aamo aamr aaoo aara aarc aard aarm aaro acaa acac acad acar acca accc accd accf accm acco acda acdc acdf acdm acfc acfd acfm ackd acma acmc acmf acoa acod acom acor acr- acra acrc acrm acro acrr adaa adac adad adak adam adao adar adcc adda addc addd addo addr adfa adfc adma admr adoc adod adok adoo ador adra adro afaa afad afak afam afao afar afca afcc afdc affa affc affo afka afkr afma afmc afoa afoo afor afr- afra afrc afrm afro akaa akam akao akar akca akka akko akok akom akr- akra amaa amac amad amam amar amca amcc amco amda amdo amfm amfr amka amm- amma ammo amoc amod amof amok amoo amor amra amrc amro aoca aoma aora arac arad araf arak aram arar arc- arca arcm arco arda ardc ardf ardm ardo arfa arfc arff arka arko arma armc armd armm armo aroa arod arom aroo aror arr- arra arrc arrk arro arrr c-cd caaa caac caaf caam cac- caca cacc cack cacm caco cacr cada cadc cadd cadm cado cadr cafa cafc caff caka cama camc camk camm camo caod caor cara carc card carf cark carm caro carr ccaa ccac ccad ccaf ccam ccar ccca cccc cccf cccm ccdc ccdf ccdm ccdr ccfa ccfc ccfd ccff cckm ccma ccmc ccmd ccmm ccoc ccod ccom ccra ccrc ccrf cd-r cdaa cdac cdad cdda cddr cdfa cdma cdmf cdom cfaa cfac cfam cfao cfar cfca cfcf cfcm cfco cfda cffr cfma cfmo cfoa cfom cfor cfra ckac ckck ckcm ckco ckdm ckdo ckfr ckmo ckoa ckoc ckom ckoo ckor ckrc ckrd ckrm cmaa cmac cmcc cmda cmdr cmmc cmoc cmra cmrr coad coak coca cock coco coda codd cofc coff cok- coka coko com- coma comc comd comm como comr cood coof cook coom cor- cora corc cord corf cork corm coro corr crac craf cram crar crca crcc crcr crda crdc crfc crkc crmo croc crod crok crom croo cror daad daam daar daca dada dado dafa dafc daff dafo daka dako dama damm damo dara darc dard darf dark daro darr dcca dccc dcfc dcma dcom dcra dcrk dddd ddoc ddrc dfaf dfcc dfco dffa dfma dfrf dkdc dmaa dmac dmcc dmcm dmdc dmfa dmrc doak doar doca dock doco dod- doda dodd dodo doff doka doko doma domm domo dood doof dook doom door dora dorc dord dorf dork dorm doro dorr draa drac drad draf drak dram drar drca drda drfc drmk drod drof drom drra f--k faaa faac faad faam faca facc fack fada fadd fado fafa fafc faff fafo fako fama famo fara farc fard fark farm faro farr fcar fcca fccf fcda fcmr fcra fdca fdoa fdoc fdom ffar ffcc ffff ffrr fmca fmod foad foaf foak foam foar foca fock foco foda fofo foma fomc fomo food foof fook foom for- fora