-ing dddd dfrf dfri dhin dhod dhor dhrn didi dido dif- diff digg digi digo diii din- ding dinh dini dinn dino dion dior dird dirr dod- dodd dodg dodi dodo doff dog- dogg dogh dogi dogo dohr doid doig doin dond dong doni donn dono donr dood doof doon door dord dorf dori dorn doro dorr drif drih drin drnh drno drod drof drog droh dron ffff ffii ffrr fghi fidf fido fiff fifi fifo figg figo fiii find fing fini finn fino fion fior firn fndd fndg fndn fndr fofo fogg fogh fogi fogn fogo fohn fohr foid foin fond fong fono food foof foon for- ford forg fori forn foro forr frid frig frin frio frog froh fron gdfr gdnf gdor gfor ggfg gggg gghg ggrn ghoi ghon ghrf gidd gidh gidi gido giff gigg gigi gign gigo ging gini ginn gino giog gioi gion gird girg giri girn giro girr gnin gnod gnof gnoo gnrr godi godo goff gofr gogh gogi gogo goif goin gon- gond gong goni gonn gono good goof goog gooi goon goor gord gorf gorg gori gorn goro gorr grid grif grig grin grni grod grof grog groh groi gron groo gror grrr h-ii hdgf hdif hdod hdri hhgg hhhh hhof hidi hiff hifh hifi hifn hifo hifr high higi hihi hiho hind hing hinn hino hird hirf hiri hirn hiro hndd hnoi hodh hodi hodr hoff hogg hogh hogi hogo hohn hoho hoid hoif hoir hond hong honi hono hood hoof hoon hoor hord horg hori horn horo horr hrdn hrid hrng hrod hron i-go i-no iddo idgf idgo idid idig idin idio idir idno idog idon idrf idro ifid ifni ifno ifnr ifor ifrf ifri ighd igni igno igon igoo igor igri ihdr ihrd iiii iiio iino iioi iioo ind- indi indo infi info ingo inhd inid inig inni inno innr ino- inoi inon inor inri inro iod- iodd iodo ioii ioio ioni ionn iono ioof iooi iooo iorg iori irdo iri- irid irig irin irio irod iroh iron irri n-ii nddo ndfi ndhf ndor ndrf ndri nfff nfon ngio ngon ngor ngri nhnn nhon nidd nidi nido niff nigg nigh nigo nihf niir nind ning ninh nini nino niog nioh nion nioo niro nngn nnnn nodi nodo nofi nogg nogh nogo nohn noho noid noif noin noio noir non- nong noni nonn nono noo- noon nooo noor nor- nord norf norg nori norn noro norr nron nrrd oddd oddi odin odio odir odoh odon odoo odor ofdr off- offh offo offr ofgo ofid ofno ofor ogdh ogfr oggi oghi ogin ogni ogod ogog ogoi ogon ogri ogro ohgr ohhi ohho ohid ohif ohio ohno ohoh ohrn oido oigo oiii oion ondi ondo ongi ongo onir onni onno onod onon onor oodi ooff ooho ooid oooh oooo oord ordn ordo orff orfi orgn orgo ori- orid orif orig orin orio orni orno oro- orof oron oror orri orro rdio rfdi rfid rhin rhio rhod rhog rhoh rhon ridd ridi rido riff rigg righ rigi rigo riho riif riin rind rinf ring rinn rino rion riri rndf rnin rnod rodd rodi rodo roff rofo rogg rogh rogi rogo rohn rohr roid roif roig roin roio roir rond rong roni rono rood roof roog rooi roon roor rori roro rrif rrrr