-er b-u bbb bbd bbe bbi bbl bbm bbr bbt bbu bdb bdd bde bdi bdl bdm bdr bdt bdu be- beb bed bee bei bel bem ber bet beu bi- bib bid bie bii bil bim bir bit biu blb bld ble bli bll blm blr blt blu bmb bmd bme bmi bml bmm bmr bmt bmu brb brd bre bri brl brm brr brt bru btb btd bte bti btl btm btr btt btu bub bud bue bui bul bum bur but buu dbb dbd dbe dbi dbl dbm dbr dbt dbu ddb ddd dde ddi ddl ddm ddr ddt ddu de- deb ded dee dei del dem der det deu di- dib did die dii dil dim dir dit diu dl- dlb dld dle dli dll dlm dlr dlt dlu dmb dmd dme dmi dml dmm dmr dmt dmu drb drd dre dri drl drm drr drt dru dtb dtd dte dti dtl dtm dtr dtt dtu dub dud due dui dul dum dur dut ebb ebd ebe ebi ebl ebm ebr ebt ebu ed- edb edd ede edi edl edm edr edt edu eeb eed eee eel eem eer eet eib eid eie eii eil eim eir eit eiu elb eld ele eli ell elm elr elt elu em- emb emd eme emi eml emm emr emt emu erb erd ere eri erl erm err ert eru etb etd ete eti etl etm etr ett etu eu- eub eud eue eui eul eur eut i-d ibb ibd ibe ibi ibl ibm ibr ibt ibu idb idd ide idi idl idm idr idt idu ie- ied iee iei iel iem ier iet iib iid iie iii iil iim iir iit iiu il- ilb ild ile ili ill ilm ilr ilt ilu im- imb imd ime imi iml imm imt imu ir- irb ird ire iri irl irm irr irt iru itb itd ite iti itl itm itt itu iu- iub iud iue iui ium iur iut lbb lbd lbe lbi lbl lbm lbr lbt lbu ldb ldd lde ldi ldl ldm ldr ldt ldu leb led lee lei lel lem ler let leu lib lid lie lii lil lim lir lit liu llb lld lle lli lll llm llr llt llu lmb lmd lme lmi lml lmm lmr lmt lmu lrb lrd lri lrm lrr lrt lru ltb ltd lte lti ltl ltm ltr ltt ltu lub lud lue lui lul lum lur lut luu m-r mbb mbd mbe mbi mbl mbm mbr mbt mbu mdb mdd mde mdi mdl mdm mdr mdt mdu meb med mee mei mel mem mer met meu mi- mib mid mie mii mil mim mir mit miu mlb mld mle mli mll mlm mlr mlt mlu mmb mmd mme mmi mml mmm mmr mmt mmu mrb mrd mre mri mrl mrm mrr mrt mru mtb mtd mte mti mtl mtm mtr mtt mtu mub mud mue mui mul mum mur mut muu rbb rbd rbe rbi rbl rbm rbr rbt rbu rdb rdd rde rdi rdl rdm rdr rdt rdu re- reb red ree rei rel rem rer ret reu rib rid rie rii ril rim rir rit rld rle rli rll rlm rlr rlt rlu rmb rmd rme rmi rml rmm rmr rmt rrb rrd rri rrl rrm rrr rrt rru rtb rtd rte rti rtl rtm rtr rtt rtu rub rud rue rui rum rur rut ruu tbb tbd tbe tbi tbl tbm tbr tbt tbu tdb tdd tde tdi tdl tdm tdr tdt tdu te- teb ted tee tei tel tem ter tet teu tib tid tie tii til tim tir tit tiu tld tle tli tll tlm tlr tlt tlu tmb tmd tme tmi tml tmm tmr tmt tmu trb trd tre tri trl trm trr trt tru ttb ttd tte tti ttl ttm ttr ttt ttu tub tud tue tui tul tum tur tut tuu ubb ube ubi ubl ubr ubt ubu udb udd ude udi udl udm udr udt udu ueb ued uee uei uel uem uer uet uib uid uie uii uil uim uir uit uiu ulb uld ule uli ull ulm ulr ult ulu um- umb umd ume umi uml umm umr umt umu ur- urb urd ure uri url urm urr urt uru utb utd ute uti utl utm utr utt utu uue uum uur uut uuu