-ic -th b-u bbb bbc bbh bbi bbm bbo bbr bbt bbu bcb bcc bch bci bcm bco bcr bct bcu bhb bhc bhh bhi bhm bho bhr bht bhu bi- bib bic bih bii bim bio bir bit biu bmb bmc bmh bmi bmm bmo bmr bmt bmu bob boc boh boi bom boo bor bot bou brb brh bri brm bro brr brt bru btb btc bth bti btm bto btr btt btu bub buc buh bui bum buo bur but buu c-- cbb cbc cbh cbi cbm cbo cbr cbt cbu ccb ccc cch cci ccm cco ccr cct ccu ch- chb chc chh chi chm cho chr cht chu ci- cib cic cih cii cim cio cir cit ciu cmb cmc cmh cmi cmm cmo cmr cmt cmu co- cob coc coh coi com coo cor cot cou crb crc crh cri crm cro crr crt cru ctb ctc cth cti ctm cto ctr ctt ctu cub cuc cuh cui cum cuo cur cut cuu h-i hbb hbc hbh hbi hbm hbo hbr hbt hbu hcb hcc hch hci hcm hco hcr hct hhb hhc hhh hhi hhm hho hhr hht hhu hib hic hih hii him hio hir hit hiu hmb hmc hmh hmi hmm hmo hmr hmt hmu hob hoc hoh hoi hom hoo hor hot hou hr- hrb hrc hrh hri hrm hro hrr hrt hru htb htc hth hti htm hto htr htt hub huc huh hui hum huo hur hut huu ibb ibc ibh ibi ibm ibo ibr ibt ibu icb icc ich ici icm ico icr ict icu ihb ihc ihh ihi ihm iho ihr iht ihu iib iic iih iii iim iio iir iit iiu im- imb imc imh imi imm imo imt imu io- iob ioc ioh ioi iom ioo ior iot iou ir- irb irc iri irm iro irr irt iru itb itc ith iti itm ito itt itu iu- iub iuc iui ium iur iut m-o m-r mbb mbc mbh mbi mbm mbo mbr mbt mbu mc- mcb mcc mch mci mcm mco mcr mct mcu mhc mhh mhi mhm mho mhr mht mhu mi- mib mic mih mii mim mio mir mit miu mmb mmc mmh mmi mmm mmo mmr mmt mmu mob moc moh moi mom moo mor mot mou mrb mrc mrh mri mrm mro mrr mrt mru mtb mtc mth mti mtm mto mtr mtt mtu mub muc muh mui mum mur mut muu o-i ob- obb obc obh obi obm obo obr obt obu oc- ocb occ och oci ocm oco ocr oct ocu ohc ohh ohi ohm oho ohr oht ohu oib oic oii oim oio oir oit oiu om- omb omc omh omi omm omo omr omt omu oo- oob ooc ooh ooi oom ooo oor oot or- orb orc orh ori orm oro orr ort oru ot- otb otc oth oti otm oto otr ott otu ou- ouc ouh oui oum ouo our out rbb rbc rbh rbi rbm rbo rbr rbt rbu rcb rcc rch rci rcm rco rcr rct rcu rh- rhb rhc rhh rhi rhm rho rhr rht rhu rib ric rih rii rim rio rir rit rmb rmc rmh rmi rmm rmo rmr rmt rob roc roh roi rom roo ror rot rou rrb rrc rrh rri rrm rrr rrt rru rtb rtc rti rtm rto rtr rtt rtu rub ruc ruh rui rum ruo rur rut ruu tbb tbc tbh tbi tbm tbo tbr tbt tbu tcb tcc tch tci tcm tco tcr tct tcu th- thb thc thh thi thm tho thr tht thu tib tic tih tii tim tio tir tit tiu tmb tmc tmh tmi tmm tmo tmr tmt tmu to- tob toc toh toi tom too tor tot tou trb trc trh tri trm tro trr trt tru ttb ttc tth tti ttm tto ttr ttt ttu tub tuc tuh tui tum tuo tur tut tuu ubb ubc ubh ubi ubo ubr ubt ubu ucb ucc uch uci ucm uco ucr uct ucu uhb uhc uhh uhi uhm uho uhr uht uhu uib uic uii uim uio uir uit uiu um- umb umc umh umi umm umo umr umt umu uob uoc uom uoo uor uot ur- urb urc uri urm uro urr urt uru utb utc uth uti utm uto utr utt utu uuc uum uur uut uuu