bbb bbd bbf bbi bbn bbo bbt bby bdb bdd bdf bdi bdo bdt bdy bfb bfd bff bfi bfn bfo bft bfy bi- bib bid bif bii bin bio bit biy bnb bnd bnf bni bnn bno bnt bob bod bof boi bon boo bot boy btb btd btf bti btn bto btt bty by- byd byf byi byn byo byt dbb dbd dbf dbi dbn dbo dbt dby ddb ddd ddf ddi ddn ddo ddt ddy dfb dfd dff dfi dfn dfo dft di- dib did dif dii din dio dit diy dnb dnd dnf dni dnn dno dnt dny dob dod dof doi don doo dot doy dtb dtd dtf dti dtn dto dtt dty dy- dyb dyd dyn dyo dyy fbb fbd fbf fbi fbn fbo fbt fdb fdd fdf fdi fdn fdo fdt ffd fff ffi ffn ffo fft ffy fib fid fif fii fin fit fnb fnd fnf fni fnn fnt fob fof foi fon foo fot foy ftb ftd ftf fti ftn fto ftt fty fy- fyb fyi fyn fyo i-d i-f ibb ibd ibf ibi ibn ibo ibt iby idb idd idf idi idn ido idt idy ifb ifd iff ifi ifn ifo ift ify iib iid iif iii iin iio iit in- inb ind inf ini inn ino int iny io- iob iod iof ioi ion ioo iot itb itd itf iti itn ito itt ity iyo iyt iyy n-i nbb nbd nbf nbi nbn nbo nbt ndb ndd ndf ndi ndn ndo ndt ndy nfb nfd nff nfi nfn nfo nft nib nid nif nii nin nio nit nnb nnf nni nnn nno nnt no- nob nod nof noi non noo not noy ntb ntd ntf nti ntn nto ntt nyd nyf nyn nyo nyt nyy o-i ob- obb obd obf obi obn obo obt oby odb odd odf odi odn odo odt of- ofb ofd off ofi ofn ofo oft oib oid oif oii oin oio oit on- onb ond onf oni onn ono ont ony oo- oob ood oof ooi oon ooo oot ot- otb otd otf oti otn oto ott oyd oyi oyo tbb tbd tbf tbi tbn tbo tbt tdb tdd tdf tdi tdn tdo tdt tdy tfb tfd tff tfi tfn tfo tft tib tid tif tii tin tio tit tiy tnb tnd tnf tni tnn tno tnt to- tob tod tof toi ton too tot toy ttb ttd ttf tti ttn tto ttt tty tyd tyf tyn tyo tyt ybf ybi yby ydn ydo ydt ydy yfd yff yft yid yif yii yin yio yit ynd ynn yny yob yod yof yoi yon yoo yot yoy ytd ytf ytn yto ytt yyb yyf yyt yyy