-ey -ic bbb bbc bbe bbi bbk bbn bbo bby bcb bcc bce bci bck bcn bco bcy bcz be- beb bec bee bei bek ben beo bey bez bi- bib bic bie bii bik bin bio biy biz bkb bkc bke bkk bkn bko bnb bnc bne bni bnk bnn bno bnz bob boc boe boi bok bon boo boy boz by- byc bye byi byk byn byo byz bze bzn bzo bzz c-- cbb cbc cbe cbi cbk cbn cbo cby cbz ccb ccc cce cci cck ccn cco ccz ce- ceb cec cee cei cek cen ceo cey cez ci- cib cic cie cii cik cin cio ckb ckc cki cko cky cn- cnb cnc cne cni cnn cno cny co- cob coc coe coi cok con coo coy coz cyb cyc cye cyk cyn cyo cz- czc cze czk czo ebb ebc ebe ebi ebk ebn ebo eby ec- ecb ecc ece eci eck ecn eco eeb eec eee eek een eeo eey eib eic eie eii eik ein eio ekb ekc eke eki eko eky en- enb enc ene eni enk enn eno eny enz eo- eob eoc eoe eoi eok eon eoo eyc eye eyn eyo eze ezo ezz ibb ibc ibe ibi ibk ibn ibo iby ibz icb icc ice ici ick icn ico icy icz ie- iec iee iei iek ien iey iib iic iie iii iin iio ikb ikc ike iki ikk iko in- inb inc ine ini ink inn ino iny io- iob ioc ioe ioi ion ioo iyc iye iyo iyy ize izi izo izy izz k-z kbb kbc kbe kbi kbk kbn kbo kbz kcb kcc kce kci kck kcn ke- keb kec kee kei kek ken keo key kez kib kic kie kii kik kin kio kiz kkb kkc kke kki kkk kkn kky kn- knc kne kni knk knn kno kob koc koe koi kok kon koo koy koz kyc kye kyn kyo kyz kzo kzy n-i nbb nbc nbe nbi nbk nbn nbo ncb ncc nce nci nck ncn nco ne- neb nec nee nei nek nen neo ney nez nib nic nie nii nik nin nio niz nkc nke nki nkk nkn nko nky nnb nnc nne nni nnk nnn nno nnz no- nob noc noe noi nok non noo noy noz nyc nye nyk nyn nyo nyy nzb nze nzi nzo nzz o-i ob- obb obc obe obi obk obn obo oby oc- ocb occ oci ock ocn oco ocz oeb oec oee oei oen oeo oey oib oic oie oii oik oin oio oiz okb okc oke oki okk oko on- onb onc one oni onk onn ono ony oo- oob ooc ooi ook oon ooo oye oyi oyo oze ozo ozz ybc ybe ybi yby ybz ycc yce yci yco ycy yeb yec yee yei yek yen yeo yey yez yie yii yin yio yiz yki ykk ykn yne ynk ynn yny yob yoc yoe yoi yok yon yoo yoy yyb yyc yye yyy yyz yzb yzy zbb zbc zby zce zco zeb zec zee zek zen zeo zez zib zie zik zin zio ziz znc zne znn zno zo- zob zoc zoe zoi zok zon zoo zzy zzz