-ic bbb bbc bbf bbi bbk bbm bbo bbr bcb bcc bcf bci bck bcm bco bcr bfb bfc bff bfi bfm bfo bfr bi- bib bic bif bii bik bim bio bir bkb bkc bkf bkk bkm bko bkr bmb bmc bmf bmi bmk bmm bmo bmr bob boc bof boi bok bom boo bor brb brf bri brk brm bro brr c-- cbb cbc cbf cbi cbk cbm cbo cbr ccb ccc ccf cci cck ccm cco ccr cfb cfc cff cfi cfk cfm cfo cfr ci- cib cic cif cii cik cim cio cir ckb ckc cki ckm cko cmb cmc cmf cmi cmk cmm cmo cmr co- cob coc cof coi cok com coo cor crb crc crf cri crk crm cro crr fbb fbc fbf fbi fbk fbm fbo fbr fcb fcc fcf fci fck fcm fco fcr ffc fff ffi ffk ffm ffo ffr fib fic fif fii fik fim fir fkb fkc fkf fki fkk fkm fmb fmc fmf fmi fmm fmo fmr fob foc fof foi fok fom foo for frb frc frf fri frk frm fro frr i-f ibb ibc ibf ibi ibk ibm ibo ibr icb icc icf ici ick icm ico icr ifb ifc iff ifi ifm ifo ifr iib iic iif iii iim iio iir ikb ikc ikf iki ikk iko ikr im- imb imc imf imi imm imo io- iob ioc iof ioi iom ioo ior ir- irb irc irf iri irk irm iro irr kbb kbc kbf kbi kbk kbm kbo kbr kcb kcc kci kck kcm kcr kfc kff kfi kfm kfo kib kic kif kii kik kim kio kir kkb kkc kki kkk kkm kkr kmb kmc kmf kmi kmk kmm kmo kob koc kof koi kok kom koo kor krc krf kri krk kro krr m-f m-o m-r mbb mbc mbf mbi mbk mbm mbo mbr mc- mcb mcc mcf mci mck mcm mco mcr mfb mfc mff mfi mfm mfo mfr mi- mib mic mif mii mik mim mio mir mkb mkc mkk mkm mko mkr mmb mmc mmf mmi mmk mmm mmo mmr mob moc mof moi mok mom moo mor mrb mrc mrf mri mrk mrm mro mrr o-i ob- obb obc obf obi obk obm obo obr oc- ocb occ ocf oci ock ocm oco ocr of- ofb ofc off ofi ofm ofo ofr oib oic oif oii oik oim oio oir okb okc oki okk oko okr om- omb omc omf omi omm omo omr oo- oob ooc oof ooi ook oom ooo oor or- orb orc orf ori ork orm oro orr rbb rbc rbf rbi rbk rbm rbo rbr rcb rcc rcf rci rcm rco rcr rfb rfc rff rfi rfk rfm rfo rfr rib ric rif rii rik rim rio rir rkb rkc rkf rkk rkm rko rmb rmc rmf rmi rmm rmo rmr rob roc rof roi rok rom roo ror rrb rrc rrf rri rrk rrm rrr

bbbb bbci bbcm bbfc bbrc bcbc bccc bcci bccm bcfc bcfm bcof bcor bibb bibi bibo bicc bici bick bico biff bifi biko bimo bio- bioc bioi birb biri birk biro birr bmci bmfc bmic bmir bmmi bmoc bobb bobi bobo bock bocm boco boff boi- boii boim boki boko bomb bomi boob booc boof book boom boor bor- borf bori bork borm boro borr brcb brfc brfm bric brik brim brio brkb brmc brob broc brok brom broo bror brrm brrr c-bo cbbc cbcc cbcm cbcr cbfb cbfc cbir cbkm cbko cbkr cbrm ccbc cccb cccc cccf ccci cccm ccfc ccff ccfi ccic ccii ccim ccir cckm ccmb ccmc ccmm ccob ccoc ccom ccrc ccrf ccri cfbc cfbr cfcb cfcf cfcm cfco cffb cffr cfmb cfmi cfmo cfom cfor cfrb cibc cibi cibo cicc cici cico cicr ciff ciii ciko cikr cimb cimi cimm cimo cimr ciob cior cirb circ ciri cirk cirm ciro cirr ckbc ckbi ckck ckcm ckco ckfi ckfr ckmo ckob ckoc ckoi ckom ckoo ckor ckrc ckrm cmbc cmcc cmfb cmii cmir cmmb cmmc cmmi cmoc cmri cmrr cobb cobi cobo cock coco cofc coff cofi coif coir cok- coko com- comb comc comm como comr coob coof cook coom cor- corb corc corf cori cork corm coro corr crbc crcc crcr crfc crib cric crif crik crim crkc crmb crmo crob croc crok crom croo cror f--k fbom fccf fcic fcii fcim fcmr ffcc ffff ffii ffrr ficc fick fico fifc fiff fifi fifm fifo fiii fiki fimo fimr fior firk firm fmic fmri foci fock foco fofo foki fomc fomo foof fook foom for- forb fori fork form foro forr frbc frcc frfc frib fric frik frim frio frob from ibbm ibfi ibim ibrc ibri ibro icbc icbm iccb iccc iccf icci icco iccr icfb icmc icmi icmm icoc icom icor icrc icrf icrm icrr ifbb ifco ific ifim ifmc ifor ifrb ifrf ifri iiii iiio iimc iioi iioo iirc ikki ikko ikmo ikom ikoo ikri imbi imcb imci imck imco imfi imir immi immo imof imok imrc imri imro imrr iobi ioci iofc ioii ioio ioko iomo ioof iooi iooo iori irbm ircc irfm iri- iric irio irki irmc irmo irob iroc irrc irri k-ci kbbb kbbc kbbf kbbi kbbk kbbm kbbo kbbr kbcb kbci kbck kbco kbcr kbfb kbfc kbff kbfi kbfk kbfm kbfo kbfr kbib kbic kbif kbik kbim kbio kbkb kbkf kbkk kbko kbkr kbmb kbmc kbmi kbmo kbmr kbob kboc kboi kbok kboo kbrb kbrc kbrf kbri kbrk kbro kcbc kcbf kcbi kcbk kcbr kccb kccc kcci kcck kccr kcfb kcfc kcfi kcfm kcfo kcic kcif kcii kcim kcir kckc kckf kckk kckm kcko kckr kcmb kcmc kcmf kcmi kcmk kcmm kcmo kcmr kcob kcof kcom kcor kcrc kcri kcro kcrr kfbc kfbk kfcf kfcm kfco kfcr kffb kfff kffk kffm kfio kfir kfkb kfmb kfmf kfmi kfmk kfmm kfmo kfmr kfok kfom kfoo kfor kfrc kfri kfrm kfro kfrr kibb kibc kibi kibo kibr kicb kicc kick kicm kicr kiff kifm kifr kiic