-er -ey bbb bbd bbe bbi bbn bbr bby bdb bdd bde bdi bdr bdy be- beb bed bee bei ben ber bey bi- bib bid bie bii bin bir biy bnb bnd bne bni bnn bnr brb brd bre bri brn brr bry by- byd bye byi byn byr dbb dbd dbe dbi dbn dbr dby ddb ddd dde ddi ddn ddr ddy de- deb ded dee dei den der dey di- dib did die dii din dir diy dnb dnd dne dni dnn dnr dny drb drd dre dri drn drr dry dy- dyb dyd dye dyn dyr dyy ebb ebd ebe ebi ebn ebr eby ed- edb edd ede edi edn edr edy eeb eed eee een eer eey eib eid eie eii ein eir en- enb end ene eni enn enr eny erb erd ere eri ern err ery eyd eye eyn eyr i-d ibb ibd ibe ibi ibn ibr iby idb idd ide idi idn idr idy ie- ied iee iei ien ier iey iib iid iie iii iin iir in- inb ind ine ini inn inr iny ir- irb ird ire iri irn irr iry iye iyr iyy n-i nbb nbd nbe nbi nbn nbr ndb ndd nde ndi ndn ndr ndy ne- neb ned nee nei nen ner ney nib nid nie nii nin nir nnb nne nni nnn nrb nrd nre nri nrn nrr nry nyd nye nyn nyy rbb rbd rbe rbi rbn rbr rdb rdd rde rdi rdn rdr rdy re- reb red ree rei ren rer rey rib rid rie rii rin rir riy rnb rnd rni rnn rnr rny rrb rrd rri rrn rrr ry- ryd rye ryn ryr ryy ybe ybi ybr yby yde ydn ydy yeb yed yee yei yen yer yey yid yie yii yin yir ynd yne ynn yny yre yrn yyb yye yyy