bbb bbi bbk bbo bbr bbt bi- bib bii bik bio bir bit bkb bkk bko bkr bkt bob boi bok boo bor bot brb bri brk bro brr brt btb bti btk bto btr btt ibb ibi ibk ibo ibr ibt iib iii iio iir iit ikb iki ikk iko ikr ikt io- iob ioi ioo ior iot ir- irb iri irk iro irr irt itb iti itk ito itt k-t kbb kbi kbk kbo kbr kib kii kik kio kir kit kkb kki kkk kkr kkt kob koi kok koo kor kot kri krk kro krr krt ktb ktk kto ktr ktt o-i ob- obb obi obk obo obr obt oib oii oik oio oir oit okb oki okk oko okr oo- oob ooi ook ooo oor oot or- orb ori ork oro orr ort ot- otb oti otk oto otr ott rbb rbi rbk rbo rbr rbt rib rii rik rio rir rit rkb rkk rko rkt rob roi rok roo ror rot rrb rri rrk rrr rrt rtb rti rtk rto rtr rtt tbb tbi tbk tbo tbr tbt tib tii tik tio tir tit tkb tkk tko tkr tkt to- tob toi tok too tor tot trb tri trk tro trr trt ttb tti ttk tto ttr ttt

bbbb bibb bibi bibo biko bio- bioi biot birb biri birk biro birr birt bito bitt bobb bobi bobo boi- boii boit boki boko boob book boor boot bor- bori bork boro borr bort botb boti boto bott brik brio brit brkb brob brok broo bror brot brrr btob btor btrt bttb ibot ibri ibro ibtb iiii iiio iiit iioi iioo iitr iitt ikki ikko ikoo ikri iobi ioii ioio ioit ioko iooi iooo iori ioto iri- irio irki irob irri irti itko itoi itoo itor itri itto kbbb kbbi kbbk kbbo kbbr kbbt kbib kbik kbio kbit kbkb kbkk kbko kbkr kbob kboi kbok kboo kbot kbrb kbri kbrk kbro kbrt kbtb kbtk kbto kbtr kbtt kibb kibi kibo kibr kibt kiii kiik kiit kiki kikk kiko kikr kikt kioi kiok kioo kiot kirb kiri kirk kiro kirr kirt kiti kito kitr kitt kkbb kkbi kkbo kkbr kkbt kkik kkit kkkk kkob kkoo kkor kkot kkrb kkrk kkro kkrr kkrt kktk kobb kobi kobk kobo kobr koii koir koit kokb koki kokk koko kokr koob kooi kook kooo koor koot korb kori kork koro korr kort kotb koti kotk koto kotr kott krbb krbi krbk krbr krbt krib krik krio krit krki krkk krko krkr krob kroi krok kroo kror krrb krri krrk krro krrr krrt krti krtk krto krtr ktbb ktbr ktbt ktib ktik ktkb ktkk ktko ktkr ktkt ktob ktok ktoo ktor ktot ktrb ktri ktrk ktro ktrr ktrt ktti kttk ktto kttr kttt obbo obit obkb oboi obok obor obot obri obro oiii oiko oirt oiti okir okko okok okor okot okro okto oobi oooo oort ootb orbb orbi orbo ori- orio orit orko oro- orok oror orot orri orro orto otit oto- otok otoo otor otro otti otto rbbb rbbr rib- ribo riki rikk riot riri riti rito ritt rob- robb robi robo robt roik roio roir roit roki rokk roko rokr roob rooi rook roor root rori rork roro rort roti rotk roto rotr rott rrrr tbit tbrb tibi tiit tiki tiko tirb tiri tiro tirr titi tito titt tobi tobo tobt toit toki toko took toor toot tori tork toro torr tort toti toto totr tott tri- trib trik trio trit troi troo trot trtr ttbb tttt

b-r-k bbook bibbo bibio bibri bikok bioko bitit bitki bitok bitti bitto bo-bo bobbi bobik bobko bobok bobr bobri boiro boito bokit bokko bokok bokor booit booki booko boort borbo borik borio borko boro- borok boroo borot borro botok botro botti briot brito britt brobo brook broto brrrr btr-t i-bot i-rtk ibibo ibook ibrik iiiii iitti ikobo ikoro iobit ioooi ioooo iorio iotit iotti irbit iriki irobo iroko irori irrit itbit itobi itook ittoo ittti k-rob k-t-b kibbi kibbo kibi- kibor kiiki kikki kikko kikoi kioko kioti kirki kirto kitir kitki kitoo kitti kitto ko-ko kobri koiri kokir kokki kokko kokoi kokor kokot kooki koori kooti korbo korit korki koror korri korro korti kotik kotir kotki kotor kotri kotti kotto kribi kriti kroot krtok o-r-b oboro obrok oiko- oirot oitti okobo okoki okoro oobit ooioo ooooo orbit orbot oribi orito orobo ortok ortoo otobi otori ototo otrok ottir ottoi ribbi ribo- ribot rikki ro-ro robbi robbo robik robo- robor robot robrt roiot rokit rokki rokkk rokot rokto rorik rotki rotko roto- rotor rotot rotti rotto rt-rk tbtbt ti-ti tibbi tibor tibro tikit tikki tikor tikri tirit tiro- tiroi titii titik titti tkirk tobit tobor tobot tokio tokko toko- tokoi tokor torii torio torit torki torob torok torri torro torti torto toti- toto- totok totoo triki trikk triko triok trior trit- trito tritt troki trott ttttt

bbbbbb bibiri bibrik bikoro biobor biotti biribi birkot birori bitrot bittor bobbio bobiri bobrok boikot bokito bokoro booboo bookii bookit bootit borbor boriki boroko bororo botoko botoro bribir bribri brito- britot brokkr brotto ibibio iiooio ikoiko irobot ittiri ittro- kibbor kibiro kiboko kibrit kikiki kikkik kikoko kikori kiokio kiriko kiriri kiriti kirito kirobo kiroro kirtik kitoko kittib kobior koboko kobori kokori kokoro kokott kookoo kootoo korkor koroit kororo korrio kortik kotobi kotoko kotori krikor kritik oborki obroki ookroo oooooo orobii ototoi ottoii ottoor ribbit ribbok rikrok rititi ritto robbio roboto roibok rokkor rotork tibbit tibio- tibiri tiboro tikiri tikoor tikrit tiktok tirrit titbit titiri titoki to-rit tobiko toboot toitoi tokiko tokori tookit tookto tootoo torbit toriki toriko torito torori tororo torrit tortor totoro totrot tottoi tribit tribo- tritik trito- tritor trotro

bbbbbbb bi-tri- biobio birkoor bobbitt bok-bok boo-boo boobook iririki iro-bot itororo kibibit kitirik kobroor koi-koi kor-kor korkoro kotkoti kottoor kri-kri kritiri obikiik orbito- oriki oroboro ottrott riitiir robiboo robotti rokitki rooibok rootkit rootrot rotoiti tibbitt tik-tok tit-bit toi-toi tokobot too-too tookioo torbook toritto tototoo tottori triboro trikiti tro-tro

bbbbbbbb biorobot bitritto bo-bo-bo i-ii-iii iooooooo irott-ko kikoriki kirikiti