b-u bbb bbc bbe bbh bbu bcb bcc bce bch bcu bcz be- beb bec bee beh beu bez bhb bhc bhe bhh bhu bub buc bue buh buu buz bze bzh bzu bzz c-- cbb cbc cbe cbh cbu cbz ccb ccc cce cch ccu ccz ce- ceb cec cee ceh ceu cez ch- chb chc che chh chu chz cub cuc cue cuh cuu cuz cz- czc cze ebb ebc ebe ebh ebu ec- ecb ecc ece ech ecu eeb eec eee ehb ehc ehe ehh ehu eu- eub euc eue eze ezh ezz hbb hbc hbe hbh hbu hbz hcb hcc hce hch he- heb hec hee heh heu hez hhb hhc hhe hhh hhu hhz hub huc hue huh huu huz hze ubb ubc ube ubh ubu ucb ucc uce uch ucu ueb uec uee ueh uhb uhc uhe uhh uhu uuc uue uuu uzb uzh uzu zbb zbc zce zeb zec zee zeh zez zhc zhe zhu zub zuc zuz zzz