b-u bbb bbd bbe bbh bbi bbl bbu bdb bdd bde bdh bdi bdl bdu be- beb bed bee beh bei bel beu bhb bhd bhe bhh bhi bhl bhu bi- bib bid bie bih bii bil biu blb bld ble blh bli bll blu bub bud bue buh bui bul buu dbb dbd dbe dbh dbi dbl dbu ddb ddd dde ddh ddi ddl ddu de- deb ded dee deh dei del deu dh- dhb dhd dhe dhh dhi dhl dhu di- dib did die dih dii dil diu dl- dlb dld dle dlh dli dll dlu dub dud due duh dui dul ebb ebd ebe ebh ebi ebl ebu ed- edb edd ede edh edi edl edu eeb eed eee eel ehb ehd ehe ehh ehi ehl ehu eib eid eie eii eil eiu elb eld ele elh eli ell elu eu- eub eud eue eui eul h-i hbb hbd hbe hbh hbi hbl hbu hdb hdd hde hdh hdi hdl hdu he- heb hed hee heh hei hel heu hhb hhd hhe hhh hhi hhl hhu hib hid hie hih hii hil hiu hlb hld hle hlh hli hll hlu hub hud hue huh hui hul huu i-d ibb ibd ibe ibh ibi ibl ibu idb idd ide idh idi idl idu ie- ied iee iei iel ihb ihd ihe ihh ihi ihl ihu iib iid iie iih iii iil iiu il- ilb ild ile ilh ili ill ilu iu- iub iud iue iui lbb lbd lbe lbh lbi lbl lbu ldb ldd lde ldh ldi ldl ldu leb led lee leh lei lel leu lhb lhd lhh lhi lhu lib lid lie lih lii lil liu llb lld lle lli lll llu lub lud lue luh lui lul luu ubb ube ubh ubi ubl ubu udb udd ude udi udl udu ueb ued uee ueh uei uel uhb uhd uhe uhh uhi uhl uhu uib uid uie uii uil uiu ulb uld ule uli ull ulu uue uuu