-ic b-u bbb bbc bbe bbh bbi bbl bbu bcb bcc bce bch bci bcl bcu be- beb bec bee beh bei bel beu bhb bhc bhe bhh bhi bhl bhu bi- bib bic bie bih bii bil biu blb blc ble blh bli bll blu bub buc bue buh bui bul buu c-- cbb cbc cbe cbh cbi cbl cbu ccb ccc cce cch cci ccl ccu ce- ceb cec cee ceh cei cel ceu ch- chb chc che chh chi chl chu ci- cib cic cie cih cii cil ciu cl- clb clc cle clh cli cll clu cub cuc cue cuh cui cul cuu ebb ebc ebe ebh ebi ebl ebu ec- ecb ecc ece ech eci ecl ecu eeb eec eee eel ehb ehc ehe ehh ehi ehl ehu eib eic eie eii eil eiu elb elc ele elh eli ell elu eu- eub euc eue eui eul h-i hbb hbc hbe hbh hbi hbl hbu hcb hcc hce hch hci hcl he- heb hec hee heh hei hel heu hhb hhc hhe hhh hhi hhl hhu hib hic hie hih hii hil hiu hlb hlc hle hlh hli hll hlu hub huc hue huh hui hul huu ibb ibc ibe ibh ibi ibl ibu icb icc ice ich ici icl icu ie- iec iee iei iel ihb ihc ihe ihh ihi ihl ihu iib iic iie iih iii iil iiu il- ilb ilc ile ilh ili ill ilu iu- iub iuc iue iui lbb lbc lbe lbh lbi lbl lbu lcb lcc lce lch lci lcl lcu leb lec lee leh lei lel leu lhb lhc lhh lhi lhu lib lic lie lih lii lil liu llb llc lle lli lll llu lub luc lue luh lui lul luu ubb ubc ube ubh ubi ubl ubu ucb ucc uce uch uci ucl ucu ueb uec uee ueh uei uel uhb uhc uhe uhh uhi uhl uhu uib uic uie uii uil uiu ulb ulc ule uli ull ulu uuc uue uuu