-er -ey bbb bbd bbe bbf bbi bbn bbo bbr bbx bby bdb bdd bde bdf bdi bdo bdr bdx bdy be- beb bed bee bef bei ben beo ber bex bey bfb bfd bfe bff bfi bfn bfo bfr bfx bfy bi- bib bid bie bif bii bin bio bir bix biy bnb bnd bne bnf bni bnn bno bnr bnx bob bod boe bof boi bon boo bor box boy brb brd bre brf bri brn bro brr brx bry bxb bxd bxi bxn bxo bxx by- byd bye byf byi byn byo byr dbb dbd dbe dbf dbi dbn dbo dbr dbx dby ddb ddd dde ddf ddi ddn ddo ddr ddx ddy de- deb ded dee def dei den deo der dex dey dfb dfd dfe dff dfi dfn dfo dfr dfx di- dib did die dif dii din dio dir dix diy dnb dnd dne dnf dni dnn dno dnr dny dob dod doe dof doi don doo dor dox doy drb drd dre dri drn dro drr drx dry dxd dxi dxn dxo dxr dxx dy- dyb dyd dye dyn dyo dyr dyy ebb ebd ebe ebf ebi ebn ebo ebr ebx eby ed- edb edd ede edf edi edn edo edr edx edy eeb eed eee eef een eeo eer eex eey ef- efb efd efe eff efi efo efr efx eib eid eie eif eii ein eio eir eix en- enb end ene enf eni enn eno enr eny eo- eob eod eoe eof eoi eon eoo eor erb erd ere erf eri ern ero err ery ex- exd exe exi exo exr exx exy eyd eye eyn eyo eyr fbb fbd fbe fbf fbi fbn fbo fbr fbx fdb fdd fde fdf fdi fdn fdo fdr fdx feb fed fee fef fei fen feo fer fex fey ffd ffe fff ffi ffn ffo ffr ffx ffy fib fid fie fif fii fin fir fix fnb fnd fne fnf fni fnn fnr fnx fob foe fof foi fon foo for fox foy frb frd fre frf fri frn fro frr fry fxe fxi fxr fxx fy- fyb fye fyi fyn fyo i-d i-f ibb ibd ibe ibf ibi ibn ibo ibr ibx iby idb idd ide idf idi idn ido idr idx idy ie- ied iee ief iei ien ier iex iey ifb ifd ife iff ifi ifn ifo ifr ifx ify iib iid iie iif iii iin iio iir iix in- inb ind ine inf ini inn ino inr inx iny io- iob iod ioe iof ioi ion ioo ior ir- irb ird ire irf iri irn iro irr irx iry ixe ixi ixn ixy iye iyo iyr iyy n-i nbb nbd nbe nbf nbi nbn nbo nbr nbx ndb ndd nde ndf ndi ndn ndo ndr ndy ne- neb ned nee nef nei nen neo ner nex ney nfb nfd nfe nff nfi nfn nfo nfr nib nid nie nif nii nin nio nir nix nnb nne nnf nni nnn nno no- nob nod noe nof noi non noo nor nox noy nrb nrd nre nrf nri nrn nro nrr nrx nry nxd nyd nye nyf nyn nyo nyx nyy o-i ob- obb obd obe obf obi obn obo obr obx oby odb odd ode odf odi odn odo odr oeb oed oee oef oei oen oeo oer oex oey of- ofb ofd ofe off ofi ofn ofo ofr ofx oib oid oie oif oii oin oio oir on- onb ond one onf oni onn ono onr onx ony oo- oob ood oof ooi oon ooo oor oox or- orb ord ore orf ori orn oro orr orx ory ox- oxb oxf oxi oxn oxo oxx oxy oyd oye oyi oyo rbb rbd rbe rbf rbi rbn rbo rbr rbx rdb rdd rde rdf rdi rdn rdo rdr rdx rdy re- reb red ree ref rei ren reo rer rex rey rfb rfd rfe rff rfi rfn rfo rfr rib rid rie rif rii rin rio rir rix riy rnb rnd rni rnn rno rnr rny rob rod roe rof roi ron roo ror rox roy rrb rrd rrf rri rrn rrr rxr ry- ryd rye ryf ryn ryo ryr ryy xbe xbr xbx xdb xde xdf xdi xdr xed xee xen xer xex xfe xfn xfx xie xii xin xio xix xno xod xof xoi xon xoo xor xox xrd xrf xrx xry xxi xxo xxx xxy xyr xyy ybe ybf ybi ybr yby yde ydn ydo ydy yeb yed yee yef yei yen yeo yer yex yey yfd yfe yff yfr yid yie yif yii yin yio yir ynd yne ynn yny yob yod yoe yof yoi yon yoo yor yox yoy yre yrf yrn yro yxe yxy yyb yye yyf yyy