f--k ffff ffii ffrr fiff fifi fifo fiii fiki fior firk fizz fofo fohr foki foof fook for- fori fork foro forr frik frio friz froh h-ii hhhh hhof hiff hifh hifi hifk hifo hifr hihi hiho hiki hirf hiri hirk hiro hizz hkir hoff hoho hoif hoik hoir hoki hoko hoof hook hoor hori hork horo horr hozo ifor ifrf ifri iiii iiio iioi iioo ikki ikko ikoo ikri ioii ioio ioko ioof iooi iooo iori iri- irio irki iroh irri izki izzo kfff kffk kfio kfir kfiz kfok kfoo kfor kfrh kfri kfro kfrr kfrz kfzo khfr khhk khho khhz khif khii khio khki khkk khkr khkz khoi khok khor khoz khri khrk khro khrr khzk khzz kiff kifr kihh kihi kihk kiho kihr kiii kiik kikf kiki kikk kiko kikr kikz kioh kioi kiok kioo kioz kirf kiri kirk kiro kirr kizz kkfi kkfr kkhh kkhi kkhk kkhr kkik kkkk kkoh kkoo kkor kkoz kkrf kkrh kkrk kkro kkrr kkrz kkzz koff kofh kofi kofk kofo kohh kohi koho kohr koii koir kokf kokh koki kokk koko kokr kokz kooi kook kooo koor kooz korf kori kork koro korr kozi kozk kozo kozr krff krfo krik krio kriz krkh krki krkk krko krkr krkz krof kroh kroi krok kroo kror kroz krrf krri krrk krro krrr krrz krzi krzk krzr krzz kzfr kzhk kzhr kzio kziz kzkr kzkz kzoi kzoo kzor kzoz kzrk kzro kzrr kzrz kzzi kzzk kzzo kzzr kzzz off- offh offo offr ofik ofor ofoz ohhi ohho ohif ohio ohoh ohok oiii oiko okir okko okok okor okro ooff ooho oooh oooo oozi orff orfi ori- orif orio orko oro- orof orok oror oroz orri orro orzk orzo rhio rhiz rhoh riff riho riif riki rikk rioz riri rizi rizk rizz rkkf roff rofo rohr roif roik roio roir roiz rokh roki rokk roko rokr roof rooi rook roor rooz rori rork roro rozi rozz rrif rrrr z-ro zhor ziff ziki zikr ziri ziro zizi zizz zoff zohr zoio zoo- zook zori zork zoro zozo zzhz zzzz