a-a a-b a-t aaa aab aae aag aaj aas aat aau ab- aba abb abe abg abj abs abt abu aea aeb aee aeg aej aes aet aeu ag- aga agb age agg agj ags agt agu aja ajb aje ajj ajs ajt aju as- asa asb ase asg asj ass ast asu at- ata atb ate atg ats att atu au- aua aub aue aug auj aus aut b-u baa bab bae bag baj bas bat bau bba bbb bbe bbg bbs bbt bbu be- bea beb bee beg bes bet beu bga bgb bge bgg bgs bgt bgu bja bjg bjj bjs bjt bju bsa bsb bse bsg bsj bss bst bsu bta btb bte btg bts btt btu bua bub bue bug buj bus but buu eaa eab eae eag eaj eas eat eau eba ebb ebe ebg ebj ebs ebt ebu eea eeb eee eeg ees eet ega egb ege egg egs egt egu eja ejt eju es- esa esb ese esg ess est esu eta etb ete etg etj ets ett etu eu- eua eub eue eug euj eus eut gaa gab gae gag gaj gas gat gau gba gbe gbg gbj gbs gbt gbu ge- gea geb gee geg ges get geu gga ggb ggg ggj ggs ggt ggu gja gje gjg gjt gsa gsb gse gsg gsj gss gst gsu gta gtb gte gtg gts gtt gtu gu- gua gub gue gug guj gus gut guu jaa jab jae jag jaj jas jat jau jba jbg jbj jbs jbt jbu jea jeb jee jeg jej jes jet jeu jga jgb jge jgs jgt jgu jja jjb jjg jjj jjs jju jsa jsb jse jsg jsj jss jst jsu jta jtb jte jtg jts jtt jtu jub jue jug jus jut saa sab sae sag saj sas sat sau sba sbb sbe sbg sbj sbs sbt sbu se- sea seb see seg sej ses set seu sga sgb sge sgg sgs sgt sgu sja sjb sje sjj sjs sjt sju ss- ssa ssb sse ssg ssj sss sst ssu sta stb ste stg stj sts stt stu sua sub sue sug sus sut suu taa tab tae tag taj tas tat tau tba tbb tbe tbg tbj tbs tbt tbu te- tea teb tee teg tej tes tet teu tga tgb tge tgg tgs tgt tgu tje tjs tju tsa tsb tse tsg tsj tss tst tsu tta ttb tte ttg tts ttt ttu tua tub tue tug tuj tus tut tuu ua- uaa uab uae uag uaj uas uat uau uba ubb ube ubg ubs ubt ubu uea ueb uee ueg ues uet uga ugb uge ugg ugs ugt ugu ujs usa usb use usg usj uss ust usu uta utb ute utj uts utt utu uua uue uug uus uut uuu