-ic -ol b-p bbb bbc bbi bbk bbl bbo bbp bbs bcb bcc bci bck bcl bco bcp bcs bi- bib bic bii bik bil bio bip bis bkb bkc bkk bkl bko bkp bks blb blc bli blk bll blo blp bls bob boc boi bok bol boo bop bos bpb bpc bpi bpl bpo bpp bps bsb bsc bsi bsk bsl bso bsp bss c-- cbb cbc cbi cbk cbl cbo cbp cbs ccb ccc cci cck ccl cco ccp ccs ci- cib cic cii cik cil cio cip cis ckb ckc cki cko cks cl- clb clc cli clk cll clo clp cls co- cob coc coi cok col coo cop cos cpb cpc cpi cpk cpl cpo cpp cps csb csc csi csk csl cso csp css ibb ibc ibi ibk ibl ibo ibp ibs icb icc ici ick icl ico icp ics iib iic iii iil iio iip iis ikb ikc iki ikk ikl iko iks il- ilb ilc ili ilk ill ilo ilp ils io- iob ioc ioi iol ioo iop ios ipb ipc ipi ipl ipo ipp ips is- isb isc isi isk isl iso isp iss kbb kbc kbi kbk kbl kbo kbp kbs kcb kcc kci kck kcl kcp kcs kib kic kii kik kil kio kip kis kkb kkc kki kkk kkl kkp kks kl- klb klc kli klo kls kob koc koi kok kol koo kop kos kpc kpi kpk kpl kpo kpp kps ksb ksc ksi ksk ksl kso ksp kss l-p lbb lbc lbi lbk lbl lbo lbp lbs lcb lcc lci lck lcl lco lcp lcs lib lic lii lik lil lio lip lis lkb lkl lkp lks llb llc lli llk lll llo llp lls lob loc loi lok lol loo lop los lpb lpc lpi lpk lpl lpo lpp lps lsb lsc lsi lsk lsl lso lsp lss o-i ob- obb obc obi obk obl obo obp obs oc- ocb occ oci ock ocl oco ocp ocs oib oic oii oik oil oio oip ois okb okc oki okk okl oko okp oks olb olc oli olk oll olo olp ols oo- oob ooc ooi ook ool ooo oop oos op- opb opc opi opk opl opo opp ops os- osb osc osi osk osl oso osp oss p-p pbb pbc pbi pbk pbl pbo pbp pbs pcb pcc pci pck pcl pco pcp pcs pib pic pii pik pil pio pip pis pkb pkc pki pkl pko pkp pks plb plc pli plk pll plo plp pls pob poc poi pok pol poo pop pos ppb ppc ppi ppk ppl ppo ppp pps ps- psb psc psi psk psl pso psp pss sbb sbc sbi sbk sbl sbo sbp sbs scb scc sci sck scl sco scp scs sib sic sii sik sil sio sip sis sk- skb skc ski skk skl sko skp sks slb slc sli slk sll slo slp sls sob soc soi sok sol soo sop sos spb spc spi spk spl spo spp sps ss- ssb ssc ssi ssk ssl sso ssp sss

bbbb bbbs bbci bblb bbls bcbc bcbp bcbs bccc bcci bccl bccs bcis bcos bcpl bcpp bcps bcsc bcsl bcss bibb bibi bibl bibo bibs bicc bici bick bico bics biis biko bili bilk bill bilo bils bio- bioc bioi biol bios bipp bips bis- bisc bisk bisl biso bisp biss bksp blic blik blio blip blis blkb blls blob bloc blok bloo blop blsp blss bobb bobi bobo bobs bock boco bocs boi- boii boil bois boki boko boks boli bolk boll bolo bols boob booc book bool boop boos bopp bops bosc bosi bosk boso boss bpcp bsci bscp bscs bsic bslc bsos bspp bssc c-bo cbbc cbbs cbcc cbcl cbcp cbcs cbkl cbko cblb cblc cbol cbpc cbpp cbsc cbsi ccbc cccb cccc ccci cccl cccp cccs ccic ccii ccil ccip ccis cclc ccli ccls ccob ccoc ccpl ccpp ccps ccsi ccsl ccsp ccss cibc cibi cibo cicc cici cico cics ciii ciis ciko cili cilk cill cilo cilp cils ciob cios cipo cipp cips cis- cisc cisk cisl cisp ciss ckbc ckbi ckck ckcl ckco ckcs ckob ckoc ckoi ckoo ckos ckpc cksb cksl ckso clib clic clii clik clio clip clis clob clok cloo clop clos clpb clpp clsc cobb cobi cobo cobs cock coco cocp coil coip cois cok- coko col- colb coli colk coll colo colp cols coob cook cool coop coos copi copo copp cops cosc cosi cosl coso cosp coss cpbc cpcs cpic cpio cplc cpls cpos cpps cpsc cpsk cpsl cpso cscb cscc csci cscl csco cscs csib csik csio csis csks cslp csob csos cspb cspc cspi csps ibcs ibis ibos ibss icbc icbp icbs iccb iccc icci iccl icco iccp iccs icis icks icll iclp icoc icos icpc icpo icps icsb icsc icsi icsp icss iiii iiio iiis iioi iioo iiop iios iisc iisi iisp ikki ikko ikoo ilbc ilic ilio ilis ilki ilks ill- illi illo illp ills iloc ilok iloo ilos iobi ioci iocp ioii ioio ioko iolo iooi iooo ioos iopl iops ioso ipbk ipcc ipcs ipil ipko iplo ipop ipos ippc ippo ipsc ipsi ipso ipsp ipss isbl iscc isci isco iscp iscs isic isil isis isko isls iso- isoc isok isol isop isos ispc isps issc issi isso issp isss k-ci k-lo k-os kbbb kbbc kbbi kbbk kbbl kbbo kbbs kbcb kbci kbck kbcl kbco kbcs kbib kbic kbik kbil kbio kbis kbkb kbkk kbkl kbko kblb kbll kblo kblp kbls kbob kboc kboi kbok kboo kbos kbpc kbpi kbpk kbpo kbps kbsb kbsi kbsk kbso kbss kcbc kcbi kcbk kcbl kcbs kccb kccc kcci kcck kccl kcic kcii kcil kcis kckc kckk kckl kcko kclc kcli kclk kcll kcls kcob kcol kcos kcpc kcpi kcpl kcpo kcps kcsb kcsc kcsi kcsp kcss kibb kibc kibi kibl kibo kibs kicb kicc kick kicl kicp kics kiic kiii kiik kiip kiis kikc kiki kikk kiko kilb kili kilk kill