iett igbc igbo igcc iger iget igkc igoe igoo igor igot igri iicd iide iied iiie iiii iiio iiit iioi iioo iirc iitr iitt ikee iker ikid ikig ikki ikko ikoo ikri iobi iocg ioci iod- iodd iode iodo ioee iogt ioii ioio ioit ioke ioko iooi iooo iore iorg iori iote ioto irbe ircc ircd ircg irdc irdo ired iree irer iri- iric irid irie irig irio irki irob iroc irod irrc irre irri irte irti itbe itdo itec itek iter itet itgc itgo itic itie itko itoi itoo itor itri itto k-ci k-id kbbb kbbc kbbd kbbe kbbg kbbi kbbk kbbo kbbr kbbt kbcb kbce kbci kbck kbco kbcr kbct kbdb kbde kbdg kbdi kbdo kbdr kbeb kbec kbed kbee kbek kbeo kber kbet kbgb kbge kbgg kbgo kbgr kbgt kbib kbic kbid kbie kbig kbik kbio kbit kbkb kbkg kbkk kbko kbkr kbob kboc kbod kboe kboi kbok kboo kbot kbrb kbrc kbrd kbre kbrg kbri kbrk kbro kbrt kbtb kbtc kbte kbtk kbto kbtr kbtt kcbc kcbd kcbi kcbk kcbr kccb kccc kccd kcci kcck kccr kcct kcdc kcdd kcdi kcdr kceb kcec kced kcee kceg kcei kceo kcet kcgc kcgi kcgr kcic kcid kcie kcii kcir kcit kckc kckk kcko kckr kcob kcoe kcog kcor kcot kcrc kcrg kcri kcro kcrr kcrt kctb kctc kcte kcti kcto kdbb kdbg kdbi kdbr kdcc kdcd kdce kdco kdcr kddb kddc kddd kddg kddi kddk kddr kdeb kdec kdei kdet kdge kdgo kdic kdio kdkb kdkd kdkk kdko kdkr kdkt kdoc kdoe kdog kdok kdot kdrb kdri kdro kdtd kdti kdtr kebb kebc kebe kebi kebr kebt kecg keck keco kecr kedb kedc kedd kede kedg kedi kedo kedr kedt keed keek keer keet kege kegg kegi kegk kegr keib keid keig keii keik keio keir kekb kekc keke keki keko keok ker- kerb kerc kere keri kerk kero kerr kert ket- ketc ketd kete keti ketk keto ketr kett kgbb kgbc kgbr kgbt kgcb kgcc kgcd kgce kgcr kgdb kgdc kgdd kgeb kgec kged kgeo kget kggg kggi kggo kggr kgio kgir kgoe kgor kgot kgrb kgrc kgrd kgre kgrg kgri kgrk kgro kgrr kgrt kgtk kgto kibb kibc kibe kibg kibi kibo kibr kibt kicb kicc kicd kice kicg kick kicr kict kidb kidd kide kidg kidi kidk kido kidr kier kigc kigo kiic kiid kiii kiik kiit kikc kikd kiki kikk kiko kikr kikt kioc kiod kioe kioi kiok kioo kiot kirb kirc kiri kirk kiro kirr kirt kitc kite kitg kiti kito kitr kitt kkbb kkbd kkbe kkbg kkbi kkbo kkbr kkbt kkcb kkcd kkci kkck kkco kkcr kkct kkdc kkdd kkdg kkdo kkdt kked kkeg kkgb kkgo kkgr kkic kkid kkik kkit kkkk kkob kkoo kkor kkot kkrb kkrc kkre kkrk kkro kkrr kkrt kktc kktk kobb kobc kobe kobi kobk kobo kobr kocb kocd koci kock koct kode kodi kodk kodo kodt koed koei kogb kogd koge kogg kogi kogo kogt koii koir koit kokb kokc koke koki kokk koko kokr koob kooc koog kooi kook kooo koor koot korb korc kord kore korg kori kork koro korr kort kotb kotc kotd kote koti kotk koto kotr kott krbb krbd krbe krbg krbi krbk krbr krbt krcb krcc krcd krce krcg krci krco krdc krdd krde krdg krdo krdr kreb krec kred kree krei krek kreo kret krgi krgt krib krid krik krio krit krkc krkd krke krki krkk krko krkr krob kroc krod kroe krog kroi krok kroo kror krrb krrc krre krrg krri krrk krro krrr krrt krtc krti krtk krto krtr ktbb ktbc ktbg ktbr ktbt ktcc ktce ktck ktco ktcr ktdb ktdc ktdd ktde ktdk ktdo ktdr ktec kted ktee kteg ktek ktge ktgg ktgo ktgr ktib ktic ktie ktig ktik ktkb ktkc ktke ktkk ktko ktkr ktkt ktob ktoc ktoe ktok ktoo ktor ktot ktrb ktrc ktre ktrg ktri ktrk ktro ktrr ktrt kttc kttg ktti kttk ktto kttr kttt o-eo obbo obdt obec obed ober obet obid obie obit obkb oboe oboi obok obor obot obre obri obro obtd ocbc occc occi occt oce oced ocee ocet ocke ocre ocro ocrr oct- octe octi octo odbo odci oddd oddi oded odei odeo oder odet odic odie odio odir odoo odor odot oec- oecc oedo oeec oegb oeid oere oeti ogb ogbe ogdc ogee oger ogge oggi ogod ogog ogoi ogre ogri ogro oici oick oido oier oigo oiii oike oiko oire oirt oitc oiti oked oker oket okgo okic okie okir okko okok okor okot okre okro okto oobe oobi oocr oodi ooer ooid oooo oord oore oort ootb orbb orbe orbi orbo orce orci orco orde ordo ore- oreb orec ored oreg orek oreo orer orge orgo ori- oric orid orie orig orio orit orke orko oro- oroe orok oror orot orri orro ortc orte orto otbd otcd oted otee oter otic otit oto- otoe otog otok otoo otor otre otro otte otti otto rbbb rbbr rcbc rcbo rccb rccc rcdc rcde rcet rcgc rcic rcid rcrd rcrg rctc rctg rcti rder rdio rdoc rebb rebe rebk rebo recc recd rece reci reck recr rect redc redd rede redi redo redr reeb reed reek reet regd rege regi rego regr regt reid reii reik reir reit reke reki reko rekt reod reog reot rerd rere rerg reri rero rert retd rete reti reto retr rett rgbe rgbi rgit rgtr rib- ribe ribo ricc rice rick rico rict ridc ridd ride ridi rido ried riek rier riet rige rigg rigi rigo rike riki rikk riot rire riri rite riti rito ritt rob- robb robe robi robo robt rocc roce rock roco rodd rode rodi rodo roed roeg roer roet roge rogg rogi rogo roid roig roik roio roir roit roke roki rokk roko rokr roob rood roog rooi rook roor root rorc rore rori rork roro rort rotc rote rotg roti rotk roto rotr rott rred rrrr rtcc rtce rtcg rtdt rtee rtei rtkg tbcb tbcc tbcd tbce tbit tbrb tccc tcdd tctc tddb tdkr tdor