bbb bbc bbh bbk bbn bbo bbr bcb bcc bch bck bcn bco bcr bhb bhc bhh bhk bho bhr bkb bkc bkk bkn bko bkr bnb bnc bnk bnn bno bnr bob boc boh bok bon boo bor brb brh brk brn bro brr c-- cbb cbc cbh cbk cbn cbo cbr ccb ccc cch cck ccn cco ccr ch- chb chc chh chk chn cho chr ckb ckc ckh cko cn- cnb cnc cnh cnn cno cnr co- cob coc coh cok con coo cor crb crc crh crk crn cro crr hbb hbc hbh hbk hbn hbo hbr hcb hcc hch hck hcn hco hcr hhb hhc hhh hhk hhn hho hhr hkb hkh hkk hkn hko hkr hnb hnc hnh hnk hnn hno hob hoc hoh hok hon hoo hor hr- hrb hrc hrh hrk hrn hro hrr kbb kbc kbh kbk kbn kbo kbr kcb kcc kch kck kcn kcr khh khk khn kho khr kkb kkc kkh kkk kkn kkr kn- knc knk knn kno knr kob koc koh kok kon koo kor krc krk krn kro krr nbb nbc nbk nbn nbo nbr ncb ncc nch nck ncn nco ncr nhb nhc nhh nhk nhn nhr nkc nkk nkn nko nkr nnb nnc nnh nnk nnn nno no- nob noc noh nok non noo nor nrb nrc nrk nrn nro nrr ob- obb obc obh obk obn obo obr oc- ocb occ och ock ocn oco ocr ohc ohh ohn oho ohr okb okc okk oko okr on- onb onc onh onk onn ono onr oo- oob ooc ooh ook oon ooo oor or- orb orc orh ork orn oro orr rbb rbc rbh rbk rbn rbo rbr rcb rcc rch rcn rco rcr rh- rhb rhc rhh rhn rho rhr rkb rkc rkk rko rnb rnc rnh rnn rno rnr rob roc roh rok ron roo ror rrb rrc rrh rrk rrn rrr

bbbb bbch bbrc bcbc bccc bcor bhcc bhor bnoc bnor bnrr bobb bobo boch bock boco bohn boho bohr bokn boko bonc bonk bonn bono boob booc booh book boon boor bor- borh bork born boro borr brcb brkb brno brob broc broh brok bron broo bror brrr c-bo cbbc cbcc cbcn cbcr cbkn cbko cbkr cbrh cbrn ccbc ccbn cccb cccc cchr ccnb ccnc ccnr ccob ccoc ccrc chch chkb chnb chnc chno chnr choc choh chok chon choo chor chrb chrc chrn chro chrr ckbc ckch ckck ckco cknb cknc ckob ckoc ckoo ckor ckrc cnbc cnco cnoh cnrc cnrr cobb cobh cobo coch cock coco cohn coho cok- coko con- conc conk conn cono coob cooh cook coon cor- corb corc cork corn coro corr crbc crcc crcr crkc crob croc croh crok cron croo cror hboc hcbc hccb hccc hcch hhhh hkcc hobo hoch hock hocn hocr hohn hoho hoko honk hono hook hoon hoor horc hork horn horo horr hrob hron hrrc kbbb kbbc kbbk kbbo kbbr kbcb kbch kbck kbco kbcr kbhb kbhc kbhh kbhn kbhr kbkb kbkk kbko kbkr kbnh kbnn kbno kbnr kbob kboc kbok kbon kboo kbrb kbrc kbrh kbrk kbrn kbro kcbc kcbk kcbr kccb kccc kcck kccr kchh kchk kchn kcho kchr kckc kckk kckn kcko kckr kcnb kcnh kcno kcnr kcob kcoh kcon kcor kcrc kcrh kcrn kcro kcrr khbc khbr khcb khcc khch khck khhk khho khkk khkn khkr khnc khnk khnr khob khoc khok khon khor khrk khro khrr kkbb kkbn kkbo kkbr kkcb kkch kkck kkcn kkco kkcr kkhb kkhh kkhk kkhr kkkk kknb kknn kkno kkob kkoh kkon kkoo kkor kkrb kkrc kkrh kkrk kkrn kkro kkrr knbb knbc knbn knbr kncb knch knck kncn knco kncr knhc knhk knkk knnb knnk knnr knob knoc knok knon knor knrb knrk knro kobb kobc kobk kobn kobo kobr kocb koch kock kocn kohh kohn koho kohr kokb kokc kokh kokk kokn koko kokr konc konk kono koob kooc kook koon kooo koor korb korc kork korn koro korr krbb krbk krbr krcb krcc krch krcn krco krhc krkc krkh krkk krkn krko krkr krnb krnh krnk krnn krno krob kroc kroh krok kroo kror krrb krrc krrk krrn krro krrr nbbc nbbo nbcc nbco ncbc nccc nccn nccr nchc ncnc ncoc ncor ncrc nhcc nhnn nhon nhrc nkok nkor nnnn nobc nobo noch nock noco nohn noho noko non- nonn nono noo- noob nook noon nooo noor nor- norb norc nork norn noro norr nroc nron nrrc obbo obkb obok obon obor obrh obro ocbc occc occn ocon ocro ocrr ohcc ohho ohno ohob ohoh ohok ohrn okko okno okok okon okor okro onc- onco onno onon onor oocr ooho oooh oooo orbb orbo orch orco orko ornc orno oro- orok oron oror orro rbbb rbbr rboh rcbc rcbo rccb rccc rchb rcnr rcon rhob rhoc rhoh rhon rnbr rnco rob- robb robo rocc roch rock roco rohn rohr rokh rokk roko rokr ronc ronk rono roob rook roon roor rorc rork roro rrrr

b-r-k bbook bcock bhook bkorn bo-bo bo-ho bobko boboc bobok bobr bochk bocho bocon bocor bohok bohon bohor bokko bokok bokor bonch bonon booch boock booco booko boonk boorn borbo borch borck borko born- borno boro- borok boron boroo borro brcko brobo broch brock brohn bronc bronk bronn brook broon brrrr c-cor ccccc chock choco chokh choko chonk chono chook choon choor chor- chork choro chron cnnnn co-bo co-co cocc- cocco cocon cohob cohon cohoo cokk- conch conck conco concr cono- conob conon conor cooch corbo corno coro- coron crock croco crohn cronk crook croon h-cho hcooh hhhhh hnnbo ho-ho ho-oh hobor hobro hocco hocon honko honno honor hooch hoorn horch hornb horno horon horro hroch k-rob khonb khoro knoch knock knokk knork knorr ko-ko kocon kohon kokko kokor konch konno konro koorn korbo korck korno koron koror korro krock krohn kronk kroon nnooo no-no nobob nohno nohor nokko nokon nonno nonoh norco noroc norok noron norro o-bon o-r-b obhor obock oboro obrok ochro ockro ocorn ocr-b oh-oh oh-ok ohchr