-ey bbb bbc bbe bbh bbk bbn bbo bby bcb bcc bce bch bcj bck bcn bco bcy be- beb bec bee beh bek ben beo bey bhb bhc bhe bhh bhj bhk bho bjc bjj bjk bjn bkb bkc bke bkk bkn bko bnb bnc bne bnj bnk bnn bno bob boc boe boh boj bok bon boo boy by- byc bye byh byj byk byn byo c-- c-j cbb cbc cbe cbh cbj cbk cbn cbo cby ccb ccc cce cch ccj cck ccn cco ce- ceb cec cee ceh cej cek cen ceo cey ch- chb chc che chh chk chn cho chy cjb cjc cjk ckb ckc ckh cko cky cn- cnb cnc cne cnh cnj cnn cno cny co- cob coc coe coh coj cok con coo coy cyb cyc cye cyk cyn cyo ebb ebc ebe ebh ebj ebk ebn ebo eby ec- ecb ecc ece ech ecj eck ecn eco eeb eec eee eek een eeo eey ehb ehc ehe ehh ehn eho ejc ejo ekb ekc eke ekh eko eky en- enb enc ene enh enk enn eno eny eo- eob eoc eoe eoh eok eon eoo eyc eye eyn eyo hbb hbc hbe hbh hbj hbk hbn hbo hby hcb hcc hce hch hcj hck hcn hco hcy he- heb hec hee heh hej hek hen heo hey hhb hhc hhe hhh hhj hhk hhn hho hhy hjk hjn hjo hkb hkh hkk hkn hko hnb hnc hne hnh hnj hnk hnn hno hny hob hoc hoe hoh hok hon hoo hoy hy- hyb hyc hye hyh hyn hyo hyy jbc jbj jbk jbo jcb jcc jce jch jck jco jeb jec jee jeh jej jek jen jeo jey jhc jhe jhj jhn jho jjb jjc jjj jjk jjy jkb jkh jkk jkn jko jnc jne jnh jnj jnn jno job joc joe joh joj jok jon joo joy jyj kbb kbc kbe kbh kbk kbn kbo kcb kcc kce kch kck kcn ke- keb kec kee keh kek ken keo key khe khh khj khk khn kho kjb kjc kje kkb kkc kke kkh kkk kkn kky kn- knc kne knk knn kno kob koc koe koh kok kon koo koy kyc kye kyn kyo nbb nbc nbe nbk nbn nbo ncb ncc nce nch nck ncn nco ne- neb nec nee neh nej nek nen neo ney nhb nhc nhe nhh nhj nhk nhn nhy njc nje njk njn nkc nke nkj nkk nkn nko nky nnb nnc nne nnh nnk nnn nno no- nob noc noe noh noj nok non noo noy nyc nye nyk nyn nyo nyy ob- obb obc obe obh obj obk obn obo oby oc- ocb occ och ocj ock ocn oco oeb oec oee oeh oen oeo oey ohc ohe ohh ohn oho ojb ojc oje ojo ojy okb okc oke okj okk oko on- onb onc one onh onj onk onn ono ony oo- oob ooc ooh ook oon ooo oye oyo ybc ybe yby ycc yce ych yco ycy yeb yec yee yeh yek yen yeo yey yhc yhe ykk ykn yne ynk ynn yny yob yoc yoe yoj yok yon yoo yoy yyb yyc yye yyy