-er -ey b-p bbb bbd bbe bbi bbn bbp bbr bby bdb bdd bde bdi bdp bdr bdy be- beb bed bee bei ben bep ber bey bi- bib bid bie bii bin bip bir biy bnb bnd bne bni bnn bnp bnr bpb bpd bpe bpi bpn bpp bpr bpy brb brd bre bri brn brp brr bry by- byd bye byi byn byp byr dbb dbd dbe dbi dbn dbp dbr dby ddb ddd dde ddi ddn ddp ddr ddy de- deb ded dee dei den dep der dey di- dib did die dii din dip dir diy dnb dnd dne dni dnn dnp dnr dny dpb dpd dpe dpi dpn dpp dpr drb drd dre dri drn drp drr dry dy- dyb dyd dye dyn dyp dyr dyy ebb ebd ebe ebi ebn ebp ebr eby ed- edb edd ede edi edn edp edr edy eeb eed eee een eep eer eey eib eid eie eii ein eip eir en- enb end ene eni enn enp enr eny ep- epb epd epe epi epn epp epr erb erd ere eri ern erp err ery eyd eye eyn eyp eyr i-d ibb ibd ibe ibi ibn ibp ibr iby idb idd ide idi idn idp idr idy ie- ied iee iei ien iep ier iey iib iid iie iii iin iip iir in- inb ind ine ini inn inp inr iny ipb ipd ipe ipi ipn ipp ipr ipy ir- irb ird ire iri irn irp irr iry iye iyr iyy n-i nbb nbd nbe nbi nbn nbp nbr ndb ndd nde ndi ndn ndp ndr ndy ne- neb ned nee nei nen nep ner ney nib nid nie nii nin nip nir nnb nne nni nnn nnp npb npd npe npi npn npp npr nrb nrd nre nri nrn nrp nrr nry nyd nye nyn nyp nyy p-p pbb pbd pbe pbi pbn pbp pbr pby pdb pdd pde pdi pdn pdp pdr peb ped pee pei pen pep per pey pib pid pie pii pin pip pir pn- pnb pnd pne pni pnn pnp pnr pny ppb ppd ppe ppi ppn ppp ppr prb prd pre pri prn prp prr pry py- pyb pyd pye pyn pyr rbb rbd rbe rbi rbn rbp rbr rdb rdd rde rdi rdn rdp rdr rdy re- reb red ree rei ren rep rer rey rib rid rie rii rin rip rir riy rnb rnd rni rnn rnp rnr rny rpb rpd rpe rpi rpn rpp rpr rrb rrd rri rrn rrp rrr ry- ryd rye ryn ryr ryy ybe ybi ybp ybr yby yde ydn ydy yeb yed yee yei yen yep yer yey yid yie yii yin yip yir ynd yne ynn ynp yny ypd yre yrn yrp yyb yye yyy