bbbb bbbs bbhs bhhs bhor bkhs bnhs bnor bnrr bnss bobb bobo bobs bohn boho bohr bohs bokn boko boks bonk bonn bono bons boob booh book boon boor boos bor- borh bork born boro borr bors bosh bosk bosn boso boss brhs brkb brno brns brob broh brok bron broo bror bros brrr brrs brsb brsr bshs bsns bson bsos hbbs hbhs hbos hbrs hbss hhhh hhhs hnhs hobo hobs hohn hoho hoko hoks honk hono hons hook hoon hoor hoos hork horn horo horr hors hosh hoss hrhs hrob hron hros hrso hshs hsob hson k-os kbbb kbbk kbbo kbbr kbbs kbhb kbhh kbhn kbhr kbhs kbkb kbkk kbko kbkr kbnh kbnn kbno kbnr kbob kbok kbon kboo kbos kbrb kbrh kbrk kbrn kbro kbsb kbsk kbsn kbso kbsr kbss khbr khbs khhk khho khhs khkk khkn khkr khks khnk khnr khns khob khok khon khor khrk khro khrr khsn khss kkbb kkbn kkbo kkbr kkbs kkhb kkhh kkhk kkhr kkkk kknb kknn kkno kkns kkob kkoh kkon kkoo kkor kkrb kkrh kkrk kkrn kkro kkrr kkrs kksn kksr kkss knbb knbn knbr knhk knhs knkk knnb knnk knnr knns knob knok knon knor knrb knrk knro knrs knsb knsh knsk knsn knso knsr knss kobb kobk kobn kobo kobr kobs kohh kohn koho kohr kohs kokb kokh kokk kokn koko kokr koks konk kono koob kook koon kooo koor koos korb kork korn koro korr kors kos- kosb kosh koso kosr koss krbb krbk krbr krhs krkh krkk krkn krko krkr krks krnb krnh krnk krnn krno krob kroh krok kroo kror kros krrb krrk krrn krro krrr krrs krsh krsk krsn krsr krss ksbh ksbn ksbr ksbs kshb kshk kshn ksho kshr kshs kskb kskk kskn ksko kskr ksks ksnb ksnh ksnk ksnn ksnr ksns ksob ksok kson ksoo ksor ksos ksrb ksrh ksrn ksro ksrr ksrs kssn ksso kssr ksss nbbo nbhs nhhs nhnn nhon nkhs nkok nkor nnhs nnnn nnos nnss nobo nobs nohn noho nohs noko non- nonn nono nons noo- noob nook noon nooo noor noos nor- norb nork norn noro norr nors nos- nosh nosk noss nrhs nron nsbo nshs nskk nsnr nsok nsos nssb nsso nssr nsss obbo obhs obkb obok obon obor obos obrh obro obsn obsr obss ohho ohhs ohno ohob ohoh ohok ohos ohrn ohso ohss okko okno okok okon okor okro okso onno onon onor onos onso ooho oohs oons oooh oooo ooos orbb orbo orbs orhs orko orno orns oro- orok oron oror oros orro orrs orsk orso osho oshs osno osnr osoo osor osos osro ossb osso rbbb rbbr rbbs rbhs rboh rbss rhhs rhob rhoh rhon rhos rkos rkss rnbr rnsh rob- robb robo robs rohn rohr rohs rokh rokk roko rokr roks ronk rono rons roob rook roon roor roos rork roro rosh roso ross rrhs rrrr rshs rsnn rsno rsnr rsos s-os sbbs sbhk sbhs sbor sbrk shbs shhh shhs shok shon shoo shor shos shrs skhs skn- skon skor skss snhs snns snob snoo snor snos snrk snrs sobo sobr sobs sohh sohn soho sohs sokk sokn soko son- sonk sono sons sook soon soor soos sorb sorh sorn soro sorr sors sosh soso soss srhs srnn srno sros ssbn ssbr sshs ssns ssrs sssb sssh ssss