bbb bbd bbi bbk bbo bbr bdb bdd bdi bdk bdo bdr bdv bi- bib bid bii bik bio bir biv bkb bkk bko bkr bkv bob bod boi bok boo bor bov brb brd bri brk bro brr brv bvb bvd bvi bvk bvo bvr bvv dbb dbd dbi dbk dbo dbr dbv ddb ddd ddi ddk ddo ddr di- dib did dii dik dio dir div dkb dki dkk dko dkr dob dod doi dok doo dor dov drb drd dri drk dro drr drv dvb dvd dvi dvk dvr i-d i-v ibb ibd ibi ibk ibo ibr ibv idb idd idi idk ido idr idv iib iid iii iio iir ikb iki ikk iko ikr ikv io- iob iod ioi ioo ior iov ir- irb ird iri irk iro irr irv ivb ivd ivi ivo ivr ivv kbb kbd kbi kbk kbo kbr kdb kdk kdo kdr kib kid kii kik kio kir kiv kkb kki kkk kkr kkv kob kod koi kok koo kor krd kri krk kro krr krv kvb kvi kvk kvo kvr kvv o-i ob- obb obd obi obk obo obr obv odb odd odi odo odr odv oib oid oii oik oio oir oiv okb okd oki okk oko okr oo- oob ood ooi ook ooo oor oov or- orb ord ori ork oro orr orv ov- ovb ovd ovi ovo ovv rbb rbd rbi rbk rbo rbr rdb rdd rdi rdo rdr rdv rib rid rii rik rio rir riv rkb rkk rko rkv rob rod roi rok roo ror rov rrb rrd rri rrk rrr rvb rvd rvi rvo rvr rvv vbd vbi vbk vbo vbr vbv vdb vdd vdi vdk vdo vdr vdv vi- vib vid vii vik vio vir viv vkb vob vod voi vok voo vor vov vrb vrd vri vrk vrr vvb vvi vvo vvr vvv

bbbb bbdd bbdo bd-r bdii bibb bibi bibo bidi bido bidr biko bio- bioi birb bird biri birk biro birr bivi bobb bobi bobo bodb bodi bodo boi- boid boii boki boko boob bood book boor bor- bord bori bork boro borr bovi bovo brdo brid brik brio brkb brob brod brok broo bror brrr brvi d-bo dddd dibb dibo didi dido diii diiv diki diko dior dird dirk dirr divd divi divo dkid dobb dobi dod- dodd dodi dodo doid doki doko doob dood dook door dord dori dork doro dorr dovi drib drob drod dvdr dvi- dvii dvir dvor ibdo ibid ibrd ibri ibro iddo idid idio idir idro idvd iiii iiio iioi iioo ikid ikki ikko ikoo ikri iobi iod- iodd iodo ioii ioio ioko iooi iooo iori irdo iri- irid irio irki irob irod irov irri ivbv ivdr ivod ivor k-id kbbb kbbd kbbi kbbk kbbo kbbr kbdb kbdi kbdo kbdr kbdv kbib kbid kbik kbio kbkb kbkk kbko kbkr kbkv kbob kbod kboi kbok kboo kbov kbrb kbrd kbri kbrk kbro kbrv kbvb kbvo kbvr kdbb kdbi kdbr kdbv kddb kddd kddi kddk kddr kdio kdkb kdkd kdkk kdko kdkr kdok kdov kdrb kdri kdro kdrv kdvb kdvi kdvr kdvv kibb kibi kibo kibr kidb kidd kidi kidk kido kidr kiid kiii kiik kikd kiki kikk kiko kikr kiod kioi kiok kioo kirb kiri kirk kiro kirr kirv kivi kkbb kkbd kkbi kkbo kkbr kkdd kkdo kkdv kkid kkik kkkk kkob kkoo kkor kkov kkrb kkrk kkro kkrr kkrv kkvr kkvv kobb kobi kobk kobo kobr kodi kodk kodo kodv koii koir koiv kokb koki kokk koko kokr koob kooi kook kooo koor koov korb kord kori kork koro korr korv kovi kovk kovo kovr krbb krbd krbi krbk krbr krdd krdo krdr krib krid krik krio kriv krkd krki krkk krko krkr krkv krob krod kroi krok kroo kror krov krrb krri krrk krro krrr krvb krvi krvk krvo krvr krvv kvbr kvik kvir kviv kvob kvod kvoi kvok kvoo kvor kvov kvri kvro kvrr kvrv kvvr kvvv obbo obid obkb oboi obok obor obri obro obvi odbo oddd oddi odio odir odoo odor oido oiii oiko okir okko okok okor okro oobi oodi ooid oooo oord orbb orbi orbo ordo ori- orid orio orko oro- orok oror orri orro orvr ovi- ovid ovo- ovod ovoo rbbb rbbr rdio rib- ribo ridd ridi rido riki rikk riri rivo rob- robb robi robo rodd rodi rodo roid roik roio roir roki rokk roko rokr roob rood rooi rook roor rori rork roro rovi rovo rrrr rvik vdio vidi vido viii viik viki viko virb viri virk viro virr vivi vivo vkor vodo void voio voir voor vor- vord vori voro vovk vrdi vrio vvob vvvv

b-r-k bbook bdoor bibbo bibio bibod bibri bidor bidri bikok bioko birdo bivio bo-bo bobbi bobik bobko bobok bobov bobr bobri bodd- bodio bodir bodor bodri boiro bokko bokod bokok bokor bokov booki booko boord borbo bordi bordo borid borik borio borko boro- borod borok boroo borov borro borvo bovi- bovid bovio bridi briod brivo brobo brodd brodo broid brood brook brrrr d-rod d-rok ddddd dibri didio didok dikov dioid dioro divri do-do dobki dobok dobri dobro dodoo dodro doido dokdo dokki dokri doodo dorid dorio drbob driki driko drobo droid drood drook drori dvd-d dvd-r dviii dvori i-bid i-bod ibibo ibook ibrik idio- idodi idood idvor iiiii ikobo ikoro iodid iodo- ioooi ioooo iorio irbid irid- irido iriki irobo iroko irori ivkov ivvvo k-b-d k-rob kibbi kibbo kibi- kibor kiddo kiiki kikki kikko kikoi kioko kirdi kirki kirov kirvi kivik ko-ko kobri kodir kodki kodok koiri kokir kokki kokko kokoi kokor koodi kooki koord koori koovi korbo korki koror korri korro kovio kovor kribi krodo krovi o-r-b obodo oboro obrok obrov obvio odibo odiid odori oidor oiko- okido okobo okoki okoro okvik ooioo ooooo oovoo ordib ordro oribi oridb orobo orodo oviri ovivo ovoid rdovo ribbi ribo- rikki rikov ro-ro robbi robbo robik robo- robor rodbo roddi rodik rodok rodor rodri rokki rokkk roodi rorid rorik rovio rvivr v-bob v-bor vddir vibro vidor vidov viiri vikki viodo virid virii