-ly b-u bbb bbc bbg bbl bbn bbu bby bcb bcc bcg bcl bcn bcu bcy bcz bgb bgc bgg bgl bgn bgu bgz blb blc blg bll bln blu bly blz bnb bnc bng bnl bnn bnu bnz bub buc bug bul bun buu buy buz by- byc byg byl byn byu byz bzn bzu bzz c-- cbb cbc cbg cbl cbn cbu cby cbz ccb ccc ccg ccl ccn ccu ccz cgb cgc cgg cgl cgn cgu cgy cl- clb clc clg cll cln clu cly clz cn- cnb cnc cng cnl cnn cnu cny cub cuc cug cul cun cuu cuy cuz cyb cyc cyg cyl cyn cz- czc gbc gbg gbl gbn gbu gby gbz gcb gcc gcg gcl gcn gcu ggb ggc ggg ggn ggu ggz glb glc glg gll gln glu gly glz gnb gnc gnl gnn gnu gu- gub guc gug gul gun guu guy guz gy- gyb gyl gyn gzu lbb lbc lbg lbl lbu lcb lcc lcg lcl lcn lcu lcy lgb lgc lgg lgl lgn lgu llb llc llg lll lln llu lly llz lnb lnc lng lnl lnn lnu lub luc lug lul lun luu luy luz lyc lyg lyl lyn lzu nbb nbc nbg nbl nbn nbu ncb ncc ncg ncl ncn ncu ngb ngc ngg ngl ngn ngu nlb nlc nlg nll nln nlu nly nlz nnb nnc nng nnl nnn nnu nnz nub nuc nug nul nun nuu nuy nyc nyg nyl nyn nyu nyy nzb nzg nzz ubb ubc ubg ubl ubn ubu uby ucb ucc ucg ucl ucn ucu ugb ugc ugg ugl ugn ugu ulb ulc ulg ull uln ulu uly un- unb unc ung unl unn unu uny uuc uug uun uuu uyc uyu uzb uzu ybc ybg ybl yby ybz ycc ycl ycu ycy ygc ygl ylc ylg yll yly yng ynn ynu yny yug yul yun yuu yuy yyb yyc yyg yyu yyy yyz yzb yzu yzy z-g zbb zbc zbl zby zcl zgb zgg zly znc znn zub zuc zug zul zun zuz zzy zzz