a-ak a-do a-ok aaaa aaad aaae aaaf aaar aaav aada aade aaea aaev aafa aafd aaff aaka aake aaoe aaoo aara aard aare aaro aava adaa adad adae adak adao adar adda addd adde addo addr adea adee adeo ader adfa adod adoe adok adoo ador adra adre adro aeaf aede aeer aeka aer- aera aerd aero aeva afaa afad afak afao afar afee afek afer affa affo afka afkr afoa afoe afoo afor afr- afra afre afro akaa akae akao akar aked akee aker akka akko akok akr- akra akre aora arad arae araf arak arar arda arde ardf ardo area ared aree aref arek areo arev arfa arff arka arke arko aroa arod aroe aroo aror arr- arra arre arrk arro arrr arva arve arvo avao avar avda avea aveo aver avor avra avre avro avva avvo daad daae daar dada dade dado daer dafa dafe daff dafo daka dake dako dara dard dare darf dark daro darr dava dave dddd ddre dead deae deaf deak dear deda dedd dede dedo deed deef deek deer deev defe deff defo dek- deka deke deor der- dera dere derf derk dero derr derv deva deve devo dfaf dfer dffa dfoe dfrf doae doak doar dod- doda dodd dode dodo doea doek doer doff doka doke doko dood doof dook door dora dord dore dorf dork doro dorr dove draa drad draf drak drar drda drea dred dree dref drek drev drod drof drra dvar dvda dvdr dvfr dvoa dvor dvra eaaf eada eadd eara eard eare earo eave edad edar edda edde eddo ede- edea eder edfa edod edra edve eede eeea eeee eefa eefe eeka eeke eera eero eeva efda efeo effa efke efor eka- eked ekek eker ekka ekoa eode eoka eora eore erad eraf erda erde erdf ered erer erev erke erod eroe eroo erra erre erro erve evae evar evea ever evoe evoo evra evre evvk f--k faaa faad fada fadd fade fado fafa fafe faff fafo fake fako fara fard fare fark faro farr fava fave fdoa fead feaf feak fear feda fede feed feek feer fefe feff fefo feke feko feod feof fera ferd fere ferk fero ferr ferv feve fevr ffar ffee ffff ffrr foad foaf foak foar foda fode foed foer fofo foke food foof fook for- fora ford fore fork foro forr fove fr-v frad frae frak frea fred free freo froe kaaa kaaf kaak kaar kad- kada kadd kade kadf kado kadr kadv kaeo kaer kafa kafe kaff kafr kaka kake kakk kako kaoa kaok kaor kara kard kare karf kark karo karr karv kava kave kavo kavv kdaa kdad kdae kdaf kdak kdao kdar kdav kddd kddf kddk kddr kdef kdfo kdfr kdka kdkd kdkk kdko kdkr kdoe kdok kdov kdrf kdro kdrv kdva kdvr kdvv kea- kead keak kear keda kedd kede kedo kedr keed keef keek keer kefa keff kefr keka keke keko keok ker- kera kere kerf kerk kero kerr kerv keva keve kfar kfav kfda kfed kfer kffa kfff kffk kffv kfka kfok kfoo kfor kfra kfrd kfre kfro kfrr kfve kfvr kkaa kkar kkda kkdd kkdo kkdv kkea kked kkfr kkkk kkoa kkoo kkor kkov kkre kkrf kkrk kkro kkrr kkrv kkvr kkvv koae koak koar koda kode kodk kodo kodv koea koed kofa kofe koff kofk kofo koka koke kokf kokk koko kokr kook kooo koor koov kora kord kore korf kork koro korr korv kova kove kovk kovo kovr krad krae krak krar krav krda krdd krde krdo krdr krea kred kree kref krek kreo krev krfd krfe krff krfo krka krkd krke krkk krko krkr krkv kroa krod kroe krof krok kroo kror krov krre krrf krrk krro krrr krva krve krvf krvk krvo krvr krvv kvak kvar kvda kvdf kvea kver kvfd kvoa kvod kvoe kvok kvoo kvor kvov kvra kvre kvrf kvro kvrr kvrv kvvf kvvr kvvv o-eo oade oaer oafo oake oara oare odda oddd odea oded odeo oder odoo odor odra odva oedo oera oere ofdr ofek ofer off- offa offe offo offr ofor ofra ofre okak oked oker okka okko okok okor okra okre okro ooaa ooak ooda ooer ooff oooo oora oord oore orad orae orak orao orar orav orda orde ordo ore- orea ored orek oreo orer orfe orff orka orke orko oro- oroe orof orok oror orra orro orve orvr ovar ovda ovde ovee over ovo- ovod ovoo ovra ovre raad raaf raak rada radd rade rado radr raed raef raer rafa rafe raff raka rake rakk raok rara rare rarf rark raro rava rave rder rdev rdfa rea- read reae reaf reak reao rear reda redd rede redo redr reed reef reek reev refd refe reff refr reka reke reko reod reof rera rerd rere rero reva revd reve revo rfae rfef rkkf road roaf roak roar roda rodd rode rodo roea roed roer roev rofe roff rofo roka roke rokk roko rokr rood roof rook roor rora rore rork roro rova rove rovo rrad rred rrrr rved rver vaad vaar vada vade vado vafa vaka vake vara vard vare varf vark varr vava vder vdre veak vear veda vede vedo veer vefa veka veke veor ver- vera verd vere verk vero veve vevo vfor vkor voad voar voda vode vodo voer voff vofr voka voke voor vor- vora vord vore voro vovk vrak vrav vred vref vreo vver vvvv