-ey -th bbb bbc bbe bbh bbk bbn bbt bby bcb bcc bce bch bck bcn bct bcy be- beb bec bee beh bek ben bet bey bhb bhc bhe bhh bhk bht bkb bkc bke bkk bkn bkt bnb bnc bne bnk bnn bnt btb btc bte bth btk btn btt bty by- byc bye byh byk byn byt c-- cbb cbc cbe cbh cbk cbn cbt cby ccb ccc cce cch cck ccn cct ce- ceb cec cee ceh cek cen cet cey ch- chb chc che chh chk chn cht chy ckb ckc ckh ckt cky cn- cnb cnc cne cnh cnn cnt cny ctb ctc cte cth ctk ctn ctt cty cyb cyc cye cyk cyn cyt ebb ebc ebe ebh ebk ebn ebt eby ec- ecb ecc ece ech eck ecn ect eeb eec eee eek een eet eey ehb ehc ehe ehh ehn eht ekb ekc eke ekh ekt eky en- enb enc ene enh enk enn ent eny etb etc ete eth etk etn ett ety eyc eye eyn eyt hbb hbc hbe hbh hbk hbn hbt hby hcb hcc hce hch hck hcn hct hcy he- heb hec hee heh hek hen het hey hhb hhc hhe hhh hhk hhn hht hhy hkb hkh hkk hkn hkt hnb hnc hne hnh hnk hnn hnt hny htb htc hte hth htk htn htt hty hy- hyb hyc hye hyh hyn hyt hyy k-t kbb kbc kbe kbh kbk kbn kcb kcc kce kch kck kcn kct ke- keb kec kee keh kek ken ket key khe khh khk khn kkb kkc kke kkh kkk kkn kkt kky kn- knc kne knk knn knt ktb ktc kte kth ktk ktn ktt kyc kye kyn kyt nbb nbc nbe nbk nbn nbt ncb ncc nce nch nck ncn nct ne- neb nec nee neh nek nen net ney nhb nhc nhe nhh nhk nhn nht nhy nkc nke nkk nkn nkt nky nnb nnc nne nnh nnk nnn nnt ntb ntc nte nth ntk ntn ntt nyc nye nyk nyn nyt nyy tbb tbc tbe tbh tbk tbn tbt tcb tcc tce tch tck tcn tct te- teb tec tee teh tek ten tet tey th- thb thc the thh thk thn tht thy tkb tkc tke tkk tkt tky tnb tnc tne tnh tnk tnn tnt ttb ttc tte tth ttk ttn ttt tty tyc tye tyn tyt ybc ybe yby ycc yce ych ycy yeb yec yee yeh yek yen yet yey yhc yhe yht ykk ykn yne ynk ynn yny ytc yte yth ytk ytn ytt yyb yyc yye yyt yyy