-ey a-a a-b a-c aaa aab aac aae aag aan aas aau aay ab- aba abb abc abe abg abn abs abu aby ac- aca acb acc ace acg acn acs acu acy aea aeb aec aee aeg aen aes aeu aey ag- aga agb agc age agg agn ags agu agy an- ana anb anc ane ang ann ans anu any as- asa asb asc ase asg asn ass asu asy au- aua aub auc aue aug aun aus ay- aya ayc aye ayn ays ayu b-u baa bab bac bae bag ban bas bau bay bba bbb bbc bbe bbg bbn bbs bbu bby bca bcb bcc bce bcg bcn bcs bcu bcy be- bea beb bec bee beg ben bes beu bey bga bgb bgc bge bgg bgn bgs bgu bna bnb bnc bne bng bnn bns bnu bsa bsb bsc bse bsg bsn bss bsu bsy bua bub buc bue bug bun bus buu buy by- bya byc bye byg byn bys byu c-- caa cab cac cae cag can cas cau cay cba cbb cbc cbe cbg cbn cbs cbu cby cca ccb ccc cce ccg ccn ccs ccu ce- cea ceb cec cee ceg cen ces ceu cey cga cgb cgc cge cgg cgn cgs cgu cgy cn- cna cnb cnc cne cng cnn cns cnu cny csa csb csc cse csg csn css csu csy cua cub cuc cue cug cun cus cuu cuy cya cyb cyc cye cyg cyn cys eaa eab eac eae eag ean eas eau eba ebb ebc ebe ebg ebn ebs ebu eby ec- eca ecb ecc ece ecg ecn ecs ecu eea eeb eec eee eeg een ees eey ega egb egc ege egg egn egs egu egy en- ena enb enc ene eng enn ens enu eny es- esa esb esc ese esg esn ess esu esy eu- eua eub euc eue eug eun eus eya eyc eye eyn eys gaa gab gac gae gag gan gas gau gay gba gbc gbe gbg gbn gbs gbu gby gca gcb gcc gce gcg gcn gcs gcu ge- gea geb gec gee geg gen ges geu gey gga ggb ggc ggg ggn ggs ggu gna gnb gnc gne gnn gns gnu gsa gsb gsc gse gsg gsn gss gsu gu- gua gub guc gue gug gun gus guu guy gy- gya gyb gye gyn gys naa nab nac nae nag nan nas nau nay nba nbb nbc nbe nbg nbn nbs nbu nca ncb ncc nce ncg ncn ncs ncu ne- nea neb nec nee neg nen nes neu ney nga ngb ngc nge ngg ngn ngs ngu nna nnb nnc nne nng nnn nns nnu nsa nsb nsc nse nsg nsn nss nsu nsy nua nub nuc nue nug nun nus nuu nuy nya nyc nye nyg nyn nys nyu nyy saa sab sac sae sag san sas sau say sba sbb sbc sbe sbg sbn sbs sbu sby sca scb scc sce scg scn scs scu se- sea seb sec see seg sen ses seu sey sga sgb sgc sge sgg sgn sgs sgu sna snb snc sne sng snn sns snu sny ss- ssa ssb ssc sse ssg ssn sss ssu sua sub suc sue sug sun sus suu suy sy- sya syb syc sye syg syn sys syu ua- uaa uab uac uae uag uan uas uau uay uba ubb ubc ube ubg ubn ubs ubu uby uca ucb ucc uce ucg ucn ucs ucu uea ueb uec uee ueg uen ues uey uga ugb ugc uge ugg ugn ugs ugu un- una unb unc une ung unn uns unu uny usa usb usc use usg usn uss usu uua uuc uue uug uun uus uuu uyc uys uyu yaa yab yac yae yag yan yas yau yay ybc ybe ybg ybs yby yca ycc yce ycs ycu ycy yea yeb yec yee yeg yen yes yey yga ygc yna yne yng ynn yns ynu yny ysa ysb ysc yse ysg yss ysu ysy yua yue yug yun yus yuu yuy yyb yyc yye yyg yys yyu yyy