b-u bbb bbe bbh bbi bbl bbu be- beb bee beh bei bel beu bhb bhe bhh bhi bhl bhu bi- bib bie bih bii bil biu blb ble blh bli bll blu bub bue buh bui bul buu ebb ebe ebh ebi ebl ebu eeb eee eel ehb ehe ehh ehi ehl ehu eib eie eii eil eiu elb ele elh eli ell elu eu- eub eue eui eul h-i hbb hbe hbh hbi hbl hbu he- heb hee heh hei hel heu hhb hhe hhh hhi hhl hhu hib hie hih hii hil hiu hlb hle hlh hli hll hlu hub hue huh hui hul huu ibb ibe ibh ibi ibl ibu ie- iee iei iel ihb ihe ihh ihi ihl ihu iib iie iih iii iil iiu il- ilb ile ilh ili ill ilu iu- iub iue iui lbb lbe lbh lbi lbl lbu leb lee leh lei lel leu lhb lhh lhi lhu lib lie lih lii lil liu llb lle lli lll llu lub lue luh lui lul luu ubb ube ubh ubi ubl ubu ueb uee ueh uei uel uhb uhe uhh uhi uhl uhu uib uie uii uil uiu ulb ule uli ull ulu uue uuu