-er -ey bbb bbd bbe bbi bbn bbr bbt bby bdb bdd bde bdi bdr bdt bdy be- beb bed bee bei ben ber bet bey bi- bib bid bie bii bin bir bit biy bnb bnd bne bni bnn bnr bnt brb brd bre bri brn brr brt bry btb btd bte bti btn btr btt bty by- byd bye byi byn byr byt dbb dbd dbe dbi dbn dbr dbt dby ddb ddd dde ddi ddn ddr ddt ddy de- deb ded dee dei den der det dey di- dib did die dii din dir dit diy dnb dnd dne dni dnn dnr dnt dny drb drd dre dri drn drr drt dry dtb dtd dte dti dtn dtr dtt dty dy- dyb dyd dye dyn dyr dyy ebb ebd ebe ebi ebn ebr ebt eby ed- edb edd ede edi edn edr edt edy eeb eed eee een eer eet eey eib eid eie eii ein eir eit en- enb end ene eni enn enr ent eny erb erd ere eri ern err ert ery etb etd ete eti etn etr ett ety eyd eye eyn eyr eyt i-d ibb ibd ibe ibi ibn ibr ibt iby idb idd ide idi idn idr idt idy ie- ied iee iei ien ier iet iey iib iid iie iii iin iir iit in- inb ind ine ini inn inr int iny ir- irb ird ire iri irn irr irt iry itb itd ite iti itn itt ity iye iyr iyt iyy n-i nbb nbd nbe nbi nbn nbr nbt ndb ndd nde ndi ndn ndr ndt ndy ne- neb ned nee nei nen ner net ney nib nid nie nii nin nir nit nnb nne nni nnn nnt nrb nrd nre nri nrn nrr nrt nry ntb ntd nte nti ntn ntr ntt nyd nye nyn nyt nyy rbb rbd rbe rbi rbn rbr rbt rdb rdd rde rdi rdn rdr rdt rdy re- reb red ree rei ren rer ret rey rib rid rie rii rin rir rit riy rnb rnd rni rnn rnr rnt rny rrb rrd rri rrn rrr rrt rtb rtd rte rti rtn rtr rtt rty ry- ryd rye ryn ryr ryy tbb tbd tbe tbi tbn tbr tbt tdb tdd tde tdi tdn tdr tdt tdy te- teb ted tee tei ten ter tet tey tib tid tie tii tin tir tit tiy tnb tnd tne tni tnn tnr tnt trb trd tre tri trn trr trt try ttb ttd tte tti ttn ttr ttt tty tyd tye tyn tyr tyt ybe ybi ybr yby yde ydn ydt ydy yeb yed yee yei yen yer yet yey yid yie yii yin yir yit ynd yne ynn yny yre yrn yrt ytd yte ytn ytr ytt yyb yye yyt yyy