-ic -th b-u bbb bbc bbe bbh bbi bbt bbu bcb bcc bce bch bci bct bcu be- beb bec bee beh bei bet beu bhb bhc bhe bhh bhi bht bhu bi- bib bic bie bih bii bit biu btb btc bte bth bti btt btu bub buc bue buh bui but buu c-- cbb cbc cbe cbh cbi cbt cbu ccb ccc cce cch cci cct ccu ce- ceb cec cee ceh cei cet ceu ch- chb chc che chh chi cht chu ci- cib cic cie cih cii cit ciu ctb ctc cte cth cti ctt ctu cub cuc cue cuh cui cut cuu ebb ebc ebe ebh ebi ebt ebu ec- ecb ecc ece ech eci ect ecu eeb eec eee eet ehb ehc ehe ehh ehi eht ehu eib eic eie eii eit eiu etb etc ete eth eti ett etu eu- eub euc eue eui eut h-i hbb hbc hbe hbh hbi hbt hbu hcb hcc hce hch hci hct he- heb hec hee heh hei het heu hhb hhc hhe hhh hhi hht hhu hib hic hie hih hii hit hiu htb htc hte hth hti htt hub huc hue huh hui hut huu ibb ibc ibe ibh ibi ibt ibu icb icc ice ich ici ict icu ie- iec iee iei iet ihb ihc ihe ihh ihi iht ihu iib iic iie iih iii iit iiu itb itc ite ith iti itt itu iu- iub iuc iue iui iut tbb tbc tbe tbh tbi tbt tbu tcb tcc tce tch tci tct tcu te- teb tec tee teh tei tet teu th- thb thc the thh thi tht thu tib tic tie tih tii tit tiu ttb ttc tte tth tti ttt ttu tub tuc tue tuh tui tut tuu ubb ubc ube ubh ubi ubt ubu ucb ucc uce uch uci uct ucu ueb uec uee ueh uei uet uhb uhc uhe uhh uhi uht uhu uib uic uie uii uit uiu utb utc ute uth uti utt utu uuc uue uut uuu