b-u bbb bbd bbe bbi bbl bbn bbt bbu bdb bdd bde bdi bdl bdt bdu bdz be- beb bed bee bei bel ben bet beu bez bi- bib bid bie bii bil bin bit biu biz blb bld ble bli bll bln blt blu blz bnb bnd bne bni bnl bnn bnt bnu bnz btb btd bte bti btl btn btt btu btz bub bud bue bui bul bun but buu buz bzd bze bzn bzu bzz dbb dbd dbe dbi dbl dbn dbt dbu dbz ddb ddd dde ddi ddl ddn ddt ddu ddz de- deb ded dee dei del den det deu dez di- dib did die dii dil din dit diu diz dl- dlb dld dle dli dll dlt dlu dnb dnd dne dni dnl dnn dnt dnz dtb dtd dte dti dtl dtn dtt dtu dtz dub dud due dui dul dun dut duz dzb dzd dze dzi dzu ebb ebd ebe ebi ebl ebn ebt ebu ed- edb edd ede edi edl edn edt edu eeb eed eee eel een eet eib eid eie eii eil ein eit eiu elb eld ele eli ell eln elt elu elz en- enb end ene eni enl enn ent enu enz etb etd ete eti etl etn ett etu etz eu- eub eud eue eui eul eun eut eze ezz i-d ibb ibd ibe ibi ibl ibn ibt ibu ibz idb idd ide idi idl idn idt idu ie- ied iee iei iel ien iet iib iid iie iii iil iin iit iiu il- ilb ild ile ili ill iln ilt ilu ilz in- inb ind ine ini inl inn int inu itb itd ite iti itl itn itt itu itz iu- iub iud iue iui iut iuz ize izi izu izz lbb lbd lbe lbi lbl lbt lbu ldb ldd lde ldi ldl ldn ldt ldu leb led lee lei lel len let leu lez lib lid lie lii lil lin lit liu liz llb lld lle lli lll lln llt llu llz lnb lnd lne lni lnl lnn lnt lnu ltb ltd lte lti ltl ltt ltu ltz lub lud lue lui lul lun lut luu luz lzi lzu n-i nbb nbd nbe nbi nbl nbn nbt nbu ndb ndd nde ndi ndl ndn ndt ndu ne- neb ned nee nei nel nen net neu nez nib nid nie nii nil nin nit niu niz nlb nld nle nli nll nln nlt nlu nlz nnb nne nni nnl nnn nnt nnu nnz ntb ntd nte nti ntn ntt ntu ntz nub nud nue nui nul nun nut nuu nzb nzd nze nzi nzz tbb tbd tbe tbi tbl tbn tbt tbu tbz tdb tdd tde tdi tdl tdn tdt tdu te- teb ted tee tei tel ten tet teu tez tib tid tie tii til tin tit tiu tiz tld tle tli tll tln tlt tlu tlz tnb tnd tne tni tnl tnn tnt tnz ttb ttd tte tti ttl ttn ttt ttu tub tud tue tui tul tun tut tuu tuz tzd tze tzu ubb ube ubi ubl ubn ubt ubu udb udd ude udi udl udn udt udu ueb ued uee uei uel uen uet uib uid uie uii uil uin uit uiu ulb uld ule uli ull uln ult ulu un- unb und une uni unl unn unt unu utb utd ute uti utl utn utt utu utz uue uun uut uuu uzb uzi uzu zbb zbl zbt zdt zeb zed zee zel zen zet zez zib zid zie zil zin zit ziz zlt znd zne znn zte ztl zub zud zui zul zun zut zuz zzt zzz