bbb bbd bbk bbo bbr bbt bdb bdd bdk bdo bdr bdt bkb bkk bko bkr bkt bob bod bok boo bor bot brb brd brk bro brr brt btb btd btk bto btr btt dbb dbd dbk dbo dbr dbt ddb ddd ddk ddo ddr ddt dkb dkk dko dkr dkt dob dod dok doo dor dot drb drd drk dro drr drt dtb dtd dtk dto dtr dtt k-t kbb kbd kbk kbo kbr kdb kdk kdo kdr kdt kkb kkk kkr kkt kob kod kok koo kor kot krd krk kro krr krt ktb ktk kto ktr ktt ob- obb obd obk obo obr obt odb odd odo odr odt okb okd okk oko okr oo- oob ood ook ooo oor oot or- orb ord ork oro orr ort ot- otb otd otk oto otr ott rbb rbd rbk rbo rbr rbt rdb rdd rdo rdr rdt rkb rkk rko rkt rob rod rok roo ror rot rrb rrd rrk rrr rrt rtb rtd rtk rto rtr rtt tbb tbd tbk tbo tbr tbt tdb tdd tdk tdo tdr tdt tkb tkk tko tkr tkt to- tob tod tok too tor tot trb trd trk tro trr trt ttb ttd ttk tto ttr ttt

bbbb bbdd bbdo bd-r bobb bobo bodb bodo boko boob bood book boor boot bor- bord bork boro borr bort botb botd boto bott brdo brdt brkb brob brod brok broo bror brot brrr btdt btob btor btrt bttb d-bo dbtt dddd ddot dobb dod- dodd dodo doko doob dood dook door doot dord dork doro dorr dort dotd dotk doto dott drob drod drot dtor dtot kbbb kbbd kbbk kbbo kbbr kbbt kbdb kbdo kbdr kbkb kbkk kbko kbkr kbob kbod kbok kboo kbot kbrb kbrd kbrk kbro kbrt kbtb kbtk kbto kbtr kbtt kdbb kdbr kddb kddd kddk kddr kdkb kdkd kdkk kdko kdkr kdkt kdok kdot kdrb kdro kdtd kdtr kkbb kkbd kkbo kkbr kkbt kkdd kkdo kkdt kkkk kkob kkoo kkor kkot kkrb kkrk kkro kkrr kkrt kktk kobb kobk kobo kobr kodk kodo kodt kokb kokk koko kokr koob kook kooo koor koot korb kord kork koro korr kort kotb kotd kotk koto kotr kott krbb krbd krbk krbr krbt krdd krdo krdr krkd krkk krko krkr krob krod krok kroo kror krrb krrk krro krrr krrt krtk krto krtr ktbb ktbr ktbt ktdb ktdd ktdk ktdo ktdr ktkb ktkk ktko ktkr ktkt ktob ktok ktoo ktor ktot ktrb ktrk ktro ktrr ktrt kttk ktto kttr kttt obbo obdt obkb obok obor obot obro obtd odbo oddd odoo odor odot okko okok okor okot okro okto oooo oord oort ootb orbb orbo ordo orko oro- orok oror orot orro orto otbd oto- otok otoo otor otro otto rbbb rbbr rob- robb robo robt rodd rodo rokk roko rokr roob rood rook roor root rork roro rort rotk roto rotr rott rrrr rtdt tbrb tddb tdkr tdor tkod tobo tobt todd todo todt toko tood took toor toot tord tork toro torr tort totd toto totr tott trod troo trot trtr ttbb tttt

b-r-k bbook bdoor bdort bo-bo bobko bobok bobr bodd- bodor bokko bokod bokok bokor booko boord boort borbo bordo borko boro- borod borok boroo borot borro botok botro brobo brodd brodo brood brook broto brrrr btr-d btr-t d-dot d-rod d-rok ddddd do-do dobok dobro dodoo dodro dokdo doodo dordt dorot dotoo dotto drbob drobo drood drook drott k-b-d k-rob k-t-b ko-ko kodok kokko kokor kokot koord korbo koror korro kotor kotto krodo kroot krtok o-r-b obodo oboro obrok okobo okoro ooooo orbot ordro orobo orodo ortok ortoo ototo otrok ro-ro robbo robo- robor robot robrt rodbo rodok rodor rokkk rokot rokto rotko roto- rotor rotot rotto rt-rk tbtbt to-do tobor tobot todok todor tokdo tokko toko- tokod tokor toord torob torok torro torto toto- totok totoo trood trott ttttt

bbbbbb bobrok bokoro booboo borbor boroko bororo botoko botoro brokkr brotto d-book dododo dok-do dokott doktor doorto dorbod dorobo dorood dororo dotbot dotdot dotodo drobot dtbook kobodo koboko kodkod kokoro kokott koodoo kookoo kootoo korkor kororo kotoko ookroo oooooo oordoo ottoor roboto rokkor rorodt rotork toboot tookto tootoo torodo tororo tortor totoro totrot trotro

bbbbbbb bodokro bok-bok boo-boo boobook dob-dob dobrodo dod-rot doo-doo kobroor kooddoo kor-kor korkoro kottoor odorkor oroboro ottrott rootrot tokobot too-too torbook tototoo tro-tro

bbbbbbbb bo-bo-bo dottodot kokborok tokotoko toottoot torbrook torotoro

borborbor brodtkorb ddddddddd dokkodo doot-doot dotdotdot

doortodoor

door-to-door

bbbbbbbbbbbbbbb doodoodoodoodoo