-ic b-u bbb bbc bbh bbi bbm bbn bbo bbr bbu bcb bcc bch bci bcm bcn bco bcr bcu bhb bhc bhh bhi bhm bho bhr bhu bi- bib bic bih bii bim bin bio bir biu bmb bmc bmh bmi bmm bmn bmo bmr bmu bnb bnc bni bnn bno bnr bnu bob boc boh boi bom bon boo bor bou brb brh bri brm brn bro brr bru bub buc buh bui bum bun buo bur buu c-- cbb cbc cbh cbi cbm cbn cbo cbr cbu ccb ccc cch cci ccm ccn cco ccr ccu ch- chb chc chh chi chm chn cho chr chu ci- cib cic cih cii cim cin cio cir ciu cmb cmc cmh cmi cmm cmn cmo cmr cmu cn- cnb cnc cnh cni cnm cnn cno cnr cnu co- cob coc coh coi com con coo cor cou crb crc crh cri crm crn cro crr cru cub cuc cuh cui cum cun cuo cur cuu h-i hbb hbc hbh hbi hbm hbn hbo hbr hbu hcb hcc hch hci hcm hcn hco hcr hhb hhc hhh hhi hhm hhn hho hhr hhu hib hic hih hii him hin hio hir hiu hmb hmc hmh hmi hmm hmo hmr hmu hnb hnc hnh hnn hno hnu hob hoc hoh hoi hom hon hoo hor hou hr- hrb hrc hrh hri hrm hrn hro hrr hru hub huc huh hui hum hun huo hur huu ibb ibc ibh ibi ibm ibn ibo ibr ibu icb icc ich ici icm icn ico icr icu ihb ihc ihh ihi ihm ihn iho ihr ihu iib iic iih iii iim iin iio iir iiu im- imb imc imh imi imm imn imo imu in- inb inc inh ini inm inn ino inr inu io- iob ioc ioh ioi iom ion ioo ior iou ir- irb irc iri irm irn iro irr iru iu- iub iuc iui ium iur m-o m-r mbb mbc mbh mbi mbm mbo mbr mbu mc- mcb mcc mch mci mcm mcn mco mcr mcu mhc mhh mhi mhm mhn mho mhr mhu mi- mib mic mih mii mim min mio mir miu mmb mmc mmh mmi mmm mmn mmo mmr mmu mnb mnc mni mnm mnn mno mnr mnu mob moc moh moi mom mon moo mor mou mrb mrc mrh mri mrm mrn mro mrr mru mub muc muh mui mum mun mur muu n-i nbb nbc nbi nbm nbn nbo nbr nbu ncb ncc nch nci ncm ncn nco ncr ncu nhb nhc nhh nhi nhm nhn nhr nhu nib nic nih nii nim nin nio nir niu nmb nmc nmh nmi nmm nmn nmo nmr nmu nnb nnc nnh nni nnm nnn nno nnu no- nob noc noh noi nom non noo nor nou nrb nrc nri nrm nrn nro nrr nru nub nuc nuh nui num nun nuo nur nuu o-i ob- obb obc obh obi obm obn obo obr obu oc- ocb occ och oci ocm ocn oco ocr ocu ohc ohh ohi ohm ohn oho ohr ohu oib oic oii oim oin oio oir oiu om- omb omc omh omi omm omn omo omr omu on- onb onc onh oni onn ono onr onu oo- oob ooc ooh ooi oom oon ooo oor or- orb orc orh ori orm orn oro orr oru ou- ouc ouh oui oum oun ouo our rbb rbc rbh rbi rbm rbn rbo rbr rbu rcb rcc rch rci rcm rcn rco rcr rcu rh- rhb rhc rhh rhi rhm rhn rho rhr rhu rib ric rih rii rim rin rio rir rmb rmc rmh rmi rmm rmn rmo rmr rnb rnc rnh rni rnm rnn rno rnr rnu rob roc roh roi rom ron roo ror rou rrb rrc rrh rri rrm rrn rrr rru rub ruc ruh rui rum run ruo rur ruu ubb ubc ubh ubi ubn ubo ubr ubu ucb ucc uch uci ucm ucn uco ucr ucu uhb uhc uhh uhi uhm uho uhr uhu uib uic uii uim uin uio uir uiu um- umb umc umh umi umm umn umo umr umu un- unb unc unh uni unm unn uno unr unu uob uoc uom uon uoo uor ur- urb urc uri urm urn uro urr uru uuc uum uun uur uuu

-hou bbbb bbch bbci bbcm bbin bbrc bcbc bccc bcci bccm bcnu bcor bcru bcuc bhcc bhim bhir bhoi bhor bhur bhuu bibb bibi bibo bicc bich bici bico bihi bihu biin bimo bin- binc binh bini binn bino binu bio- bioc bioi bion biou birb biri birn biro birr biru bmci bmic bmir bmmi bmnh bmoc bnib bnim bnin bnoc bnor bnrr bobb bobi bobo bobu boch bocm boco bocu bohm bohn boho bohr bohu boi- boii boim boin boiu bomb bomi bomu bonc boni bonn bono bonu boob booc booh boom boon boor bor- borh bori borm born boro borr boru bouh boum boun bour brcb bric brih brim brin brio brmc brno brob broc broh brom bron broo bror brou brrm brrr bruc bruh brum brun bubb bubi bubo bubu bucc buch buci buco bucu buhi buho buhr buic buin buir buiu bum- bumb bunb buni bunn buno bunu buon bur- burb burh buri burm burn buro burr buru c-bo cbbc cbcc cbcm cbcn cbcr cbcu cbir cbrh cbrm cbrn ccbc ccbn cccb cccc ccci cccm cccu cchr ccic ccii ccim ccir ccmb ccmc ccmm ccnb ccnc ccni ccnm ccnr ccnu ccob ccoc ccom ccrc ccri ccuc chch chci chcm chib chic chih chim chin chir chiu chmb chmc chmi chmn chmo chnb chnc chnm chno chnr choc choh choi chon choo chor chou chrb chrc chrn chro chrr chub chui chum chun chur cibc cibi cibo cicc cich cici cico cicr cicu cihm cihr ciii cimb cimi cimm cimo cimr cin- cinc cini cino ciob cion cior cirb circ cirh ciri cirm ciro cirr ciuc cmbc cmcc cmhc cmhi cmii cmin cmir cmmb cmmc cmmi cmmn cmnh