-th bbb bbh bbk bbn bbo bbr bbs bbt bhb bhh bhk bho bhr bhs bht bkb bkk bkn bko bkr bks bkt bnb bnk bnn bno bnr bns bnt bob boh bok bon boo bor bos bot brb brh brk brn bro brr brs brt bsb bsh bsk bsn bso bsr bss bst btb bth btk btn bto btr bts btt hbb hbh hbk hbn hbo hbr hbs hbt hhb hhh hhk hhn hho hhr hhs hht hkb hkh hkk hkn hko hkr hks hkt hnb hnh hnk hnn hno hns hnt hob hoh hok hon hoo hor hos hot hr- hrb hrh hrk hrn hro hrr hrs hrt hsb hsh hsk hsn hsr hss hst htb hth htk htn hto htr hts htt k-t kbb kbh kbk kbn kbo kbr kbs khh khk khn kho khr khs kkb kkh kkk kkn kkr kks kkt kn- knk knn kno knr knt kob koh kok kon koo kor kos kot krk krn kro krr krs krt ksb ksh ksk ksn kso ksr kss kst ktb kth ktk ktn kto ktr kts ktt nbb nbk nbn nbo nbr nbs nbt nhb nhh nhk nhn nhr nhs nht nkk nkn nko nkr nks nkt nnb nnh nnk nnn nno nns nnt no- nob noh nok non noo nor nos not nrb nrk nrn nro nrr nrs nrt nsb nsh nsk nsn nso nsr nss nst ntb nth ntk ntn nto ntr nts ntt ob- obb obh obk obn obo obr obs obt ohh ohn oho ohr ohs oht okb okk oko okr oks on- onb onh onk onn ono onr ons ont oo- oob ooh ook oon ooo oor oos oot or- orb orh ork orn oro orr ors ort os- osb osh osk osn oso osr oss ost ot- otb oth otk otn oto otr ots ott rbb rbh rbk rbn rbo rbr rbs rbt rh- rhb rhh rhn rho rhr rhs rht rkb rkk rko rks rkt rnb rnh rnn rno rnr rns rnt rob roh rok ron roo ror ros rot rrb rrh rrk rrn rrr rrs rrt rsb rsh rsk rsn rso rsr rss rst rtb rtk rtn rto rtr rts rtt sbb sbh sbk sbn sbo sbr sbs sbt sh- shb shh shk shn sho shr shs sht sk- skb skh skk sko skr sks skt snb snk snn sno snr sns snt sob soh sok son soo sor sos sot sr- srb srh srk srn sro srr srs srt ss- ssb ssh ssk ssn sso ssr sss sst stb sth stk stn sto str sts stt tbb tbh tbk tbn tbo tbr tbs tbt th- thb thh thk thn tho thr ths tht tkb tkk tko tkr tks tkt tnb tnh tnk tnn tno tnr tns tnt to- tob toh tok ton too tor tos tot trb trh trk trn tro trr trs trt tsb tsh tsk tsn tso tsr tss tst ttb tth ttk ttn tto ttr tts ttt

bbbb bbbs bbhs bhhs bhor bhot bhrt bkhs bnhs bnor bnrr bnss bobb bobo bobs bohn boho bohr bohs boht bokn boko boks bonk bonn bono bons bont boob booh book boon boor boos boot bor- borh bork born boro borr bors bort bosh bosk bosn boso boss bost botb both botn boto bots bott brhs brkb brno brns brob broh brok bron broo bror bros brot brrr brrs brsb brsr brst bshs bskt bsns bson bsos bsts bths btob btor btrt btss bttb hbbs hbhs hbos hbrs hbss hhhh hhhs hkst hnhs hntb hntr hnts hobo hobs hohn hoho hoko hoks honk hono hons hont hook hoon hoor hoos hoot hork horn horo horr hors hort hosh hoss host hotb hoth hoto hotr hots hott hrhs hrob hron hros hrso hrtb hshs hsob hson hstn hsts hths htoh htrk httr k-os kbbb kbbk kbbo kbbr kbbs kbbt kbhb kbhh kbhn kbhr kbhs kbht kbkb kbkk kbko kbkr kbnh kbnn kbno kbnr kbob kbok kbon kboo kbos kbot kbrb kbrh kbrk kbrn kbro kbrt kbsb kbsk kbsn kbso kbsr kbss kbst kbtb kbtk kbtn kbto kbtr kbts kbtt khbr khbs khbt khhk khho khhs khkk khkn khkr khks khnk khnr khns khob khok khon khor khot khrk khro khrr khrt khsn khss khst khtb khth khtk khtn khto khtr khts khtt kkbb kkbn kkbo kkbr kkbs kkbt kkhb kkhh kkhk kkhr kkkk kknb kknn kkno kkns kknt kkob kkoh kkon kkoo kkor kkot kkrb kkrh kkrk kkrn kkro kkrr kkrs kkrt kksn kksr kkss kkst kktk kkts knbb knbn knbr knbt knhk knhs knht knkk knkt knnb knnk knnr knns knob knok knon knor knot knrb knrk knro knrs knsb knsh knsk knsn knso knsr knss knst knth kntk kntn knto kntr knts kobb kobk kobn kobo kobr kobs kohh kohn koho kohr kohs koht kokb kokh kokk kokn koko kokr koks konk kono kont koob kook koon kooo koor koos koot korb kork korn koro korr kors kort kos- kosb kosh koso kosr koss kost kotb koth kotk kotn koto kotr kots kott krbb krbk krbr krbt krhs krkh krkk krkn krko krkr krks krnb krnh krnk krnn krno krnt krob kroh krok kroo kror kros krrb krrk krrn krro krrr krrs krrt krsh krsk krsn krsr krss krst krth krtk krtn krto krtr krts ksbh ksbn ksbr ksbs kshb kshk kshn ksho kshr kshs kskb kskk kskn ksko kskr ksks ksnb ksnh ksnk ksnn ksnr ksns ksnt ksob ksok kson ksoo ksor ksos ksrb ksrh ksrn ksro ksrr ksrs ksrt kssn ksso kssr ksss ksst kstb ksth kstk kstn ksto kstr ksts kstt ktbb ktbn ktbr ktbt kthh kthk kthn ktho kthr kths ktht ktkb ktkk ktkn ktko ktkr ktks ktkt ktnk ktnn ktno ktns ktnt ktob ktoh ktok kton ktoo ktor ktot ktrb ktrh ktrk ktrn ktro ktrr ktrs ktrt ktsn ktso ktsr ktst ktth kttk kttn ktto kttr ktts kttt nbbo nbhs nhhs nhnn nhon nhst nkhs nknt nkok nkor nktr nnhs nnnn nnos nnot nnss nntn nobo nobs nohn noho nohs