-al -ol a-a a-c aaa aac aad aaf aak aal aao aar ac- aca acc acd acf ack acl aco acr ad- ada adc add adf adk adl ado adr af- afa afc afd aff afk afl afo afr aka akc akd akk akl ako akr al- ala alc ald alf alk all alo alr aoa aoc aod aof aok aol aoo aor ar- ara arc ard arf ark arl aro arr c-- caa cac cad caf cak cal cao car cca ccc ccd ccf cck ccl cco ccr cda cdc cdd cdf cdk cdl cdo cdr cfa cfc cfd cff cfk cfl cfo cfr cka ckc ckd cko cl- cla clc cld clf clk cll clo clr co- coa coc cod cof cok col coo cor cra crc crd crf crk crl cro crr daa dac dad daf dak dal dao dar dca dcc dcd dcf dck dcl dco dcr dda ddc ddd ddf ddk ddl ddo ddr dfa dfc dfd dff dfk dfl dfo dfr dka dkc dkk dkl dko dkr dl- dla dlc dld dlf dlk dll dlo dlr doa doc dod dof dok dol doo dor dra drc drd drk drl dro drr faa fac fad faf fak fal fao far fca fcc fcd fcf fck fcl fco fcr fda fdc fdd fdf fdk fdl fdo fdr ffa ffc ffd fff ffk ffl ffo ffr fka fkc fkf fkk fkl fla flc fld flf fll flo flr foa foc fof fok fol foo for fra frc frd frf frk frl fro frr ka- kaa kac kad kaf kak kal kao kar kca kcc kcd kck kcl kcr kda kdc kdf kdk kdl kdo kdr kfa kfc kfd kff kfo kkc kkk kkl kkr kl- kla klc kld klf klo klr koa koc kod kof kok kol koo kor kra krc krd krf krk krl kro krr la- laa lac lad laf lak lal lao lar lca lcc lcd lcf lck lcl lco lcr lda ldc ldd ldf ldk ldl ldo ldr lfa lfc lfd lff lfk lfl lfo lfr lka lkl lkr lla llc lld llf llk lll llo llr loa loc lod lof lok lol loo lor lra lrc lrd lrf lrk lro lrr oaa oac oad oaf oak oal oao oar oc- oca occ ocd ocf ock ocl oco ocr oda odc odd odf odl odo odr of- ofa ofc ofd off ofl ofo ofr oka okc okd okk okl oko okr ola olc old olf olk oll olo oo- ooa ooc ood oof ook ool ooo oor or- ora orc ord orf ork orl oro orr ra- raa rac rad raf rak ral rao rar rca rcc rcd rcf rcl rco rcr rda rdc rdd rdf rdl rdo rdr rfa rfc rfd rff rfk rfl rfo rfr rkc rkf rkk rko rla rlc rld rlf rll rlo rlr roa roc rod rof rok rol roo ror rra rrc rrd rrf rrk rrl rrr

a-ak a-do a-ok aaaa aaac aaad aaaf aaal aaar aaca aacc aacd aacf aack aacl aaco aacr aada aadc aafa aafc aafd aaff aafl aaka aala aalc aald aall aalo aaoo aara aarc aard aaro acaa acac acad acar acca accc accd accf acco acda acdc acdf acfc acfd acfl ackd acla aclc aclr acoa acod acol acor acr- acra acrc acro acrr adaa adac adad adak adal adao adar adcc adda addc addd addl addo addr adfa adfc adfl adoc adod adok adoo ador adra adro afaa afad afak afao afar afca afcc afdc afdl affa affc affo afka afkr afla aflc afoa afol afoo afor afr- afra afrc afro akaa akal akao akar akca akka akko aklo akok akr- akra alaa alac alad alak alal alao alar alca alcc alco ald- alda aldl aldo alfa alk- alka alkd alko all- alla alll allo allr aloa aloc alod alof alok alol aloo alor alro aoca aola aora arac arad araf arak aral arar arc- arca arco arda ardc ardf ardl ardo arfa arfc arff arka arko arla arlo aroa arod aroo aror arr- arra arrc arrk arro arrr c-cd caaa caac caaf caal cac- caca cacc cack caco cacr cada cadc cadd cado cadr cafa cafc caff cafl caka cala calc cald calf calk call calo caod caol caor cara carc card carf cark carl caro carr ccaa ccac ccad ccaf ccar ccca cccc cccf cccl ccdc ccdf ccdr ccfa ccfc ccfd ccff ccfl ccla cclc ccoc ccod ccra ccrc ccrf ccrl cd-r cdaa cdac cdad cdda cddl cddr cdfa cfaa cfac cfao cfar cfca cfcf cfcl cfco cfda cffr cfoa cfor cfra ckac ckck ckcl ckco ckdo ckfr cklf ckoa ckoc ckoo ckor ckrc ckrd clad claf clar clcd cldc cldr clod clof clok cloo clor clra clrd clro coad coak coal coca cock coco coda codd codl cofc coff cok- coka coko col- cola cold colk coll colo cood coof cook cool cor- cora corc cord corf cork corl coro corr crac craf crar crca crcc crcr crda crdc crfc crfl crkc crkl crlf croc crod crok crol croo cror daad daal daar daca dada dado dafa dafc daff dafo daka dako dala dalf dalk dall dalo dara darc dard darf dark darl daro darr dcca dccc dccl dcfc dcra dcrk dddd ddlc ddoc ddrc dfaf dfcc dfco dffa dfrf dkdc dlco doak doal doar doca dock doco dod- doda dodd dodo doff doka doko dola dold dolf dolk doll dolo dood doof dook dool door dora dorc dord dorf dork doro dorr draa drac drad draf drak drar drca drda drfc drod drof drol drra f--k faaa faac faad faca facc fack fada fadd fado fafa fafc faff fafo fako fala falc fald falk fall falo fara farc fard fark farl faro farr fcal fcar fcca fccf fcda fcra fdca fdlr fdoa fdoc ffar ffcc ffff ffrr flac flad flak flao flcl fldr floc flod flok floo flor foad foaf foak foal foar foca fock foco foda fofo fola folc fold folk foll folo folr food