dddd ddie dedd dede dedi dedo deed deef deek defe deff defi defo dehi deid deie deif deih dek- deke dekh dfoe dhed dhee dhod dide didi dido died dief dif- diff diii dike dikh diki diko dkid dod- dodd dode dodi dodo doek doff doid doke doki doko dood doof dook edde eddi eddo ede- edeh edei edhi edie edif edik edod eede eeee eefe eeke efeo effi efik efke ehdd eheh eid- eide eidi eido eied eiei eiho eike eiki eiko eked ekek ekho ekki ekoi eode f--k fede fedi feed feek fefe feff fefi fefo fehd feid feie feio feke feko feod feof feoh ffee ffff ffii fide fidf fido fief fife fiff fifi fifo fiii fike fiki fioe fode foed fofo foid foie foke foki food foof fook h-ii hdif hdkf hdod hedd hede hedi hedo heed heef heek hefd hefe hehe heho heid heie heif heih heik heke hhhh hhof hide hidi hied hiei hiff hifh hifi hifk hifo hihe hihi hiho hiie hike hiki hkdf hode hodh hodi hodk hoed hoei hoek hofe hoff hohe hoho hoid hoie hoif hoik hoke hoki hoko hood hooe hoof hook iddo ided idee idef ideo idid idie idio ieie ieio ieoh ifhe ifid ihed iide iied iiie iiii iiio iioi iioo ikee ikid ikki ikko ikoo iod- iodd iode iodo ioee ioii ioio ioke ioko ioof iooi iooo k-id kddd kddf kddi kddk kdef kdei kdfi kdfo kdio kdkd kdkk kdko kdoe kdok kedd kede kedi kedo keed keef keeh keek keff kefh kehk keid keif keii keik keio keke keki keko keok kfed kfff kffk kfio kfok kfoo khdk khed khfd khhk khho khid khif khii khio khke khki khkk khoe khoi khok kidd kide kidi kidk kido kief kife kiff kihh kihi kihk kiho kiid kiii kiik kikd kikf kiki kikk kiko kiod kioe kioh kioi kiok kioo kkdd kkdo kked kkfi kkhh kkhi kkhk kkid kkik kkkk kkoh kkoo kode kodi kodk kodo koed koei kofe koff kofh kofi kofk kofo kohd kohh kohi koho koii koke kokf kokh koki kokk koko kooi kook kooo o-eo oddd oddi oded odei odeo odie odio odoh odoo oedo oeid ofek off- offe offh offo ofid ofik ohed ohee ohhi ohho ohid ohif ohio ohoh ohok oido oiii oike oiko oked okeh okie okko okok oodi ooff ooho ooid oooh oooo