-al -er a-a a-b a-t aaa aab aad aae aaf aag aal aar aas aat aau ab- aba abb abd abe abf abg abl abr abs abt abu ad- ada adb add ade adf adg adl adr ads adt adu aea aeb aed aee aef aeg ael aer aes aet aeu af- afa afb afd afe aff afg afl afr afs aft afu ag- aga agb agd age agf agg agl agr ags agt agu al- ala alb ald ale alf alg all alr als alt alu ar- ara arb ard are arf arg arl arr ars art aru as- asa asb asd ase asf asg asl asr ass ast asu at- ata atb atd ate atf atg atl atr ats att atu au- aua aub aud aue auf aug aul aur aus aut b-u baa bab bad bae baf bag bal bar bas bat bau bba bbb bbd bbe bbf bbg bbl bbr bbs bbt bbu bda bdb bdd bde bdf bdg bdl bdr bds bdt bdu be- bea beb bed bee bef beg bel ber bes bet beu bfa bfb bfd bfe bff bfg bfl bfr bfs bft bfu bga bgb bgd bge bgf bgg bgl bgr bgs bgt bgu bla blb bld ble blf blg bll blr bls blt blu bra brb brd bre brf brg brl brr brs brt bru bsa bsb bsd bse bsf bsg bsl bsr bss bst bsu bta btb btd bte btf btg btl btr bts btt btu bua bub bud bue buf bug bul bur bus but buu daa dab dad dae daf dag dal dar das dat dau dba dbb dbd dbe dbf dbg dbl dbr dbs dbt dbu dda ddb ddd dde ddf ddg ddl ddr dds ddt ddu de- dea deb ded dee def deg del der des det deu dfa dfb dfd dfe dff dfg dfl dfr dfs dft dfu dga dgd dge dgf dgg dgl dgr dgs dgt dgu dl- dla dlb dld dle dlf dlg dll dlr dls dlt dlu dra drb drd dre drg drl drr drs drt dru dsa dsb dsd dse dsf dsg dsl dsr dss dst dsu dta dtb dtd dte dtf dtg dtl dtr dts dtt dtu dua dub dud due duf dug dul dur dus dut eaa eab ead eae eaf eag eal ear eas eat eau eba ebb ebd ebe ebf ebg ebl ebr ebs ebt ebu ed- eda edb edd ede edf edg edl edr eds edt edu eea eeb eed eee eef eeg eel eer ees eet ef- efa efb efd efe eff efg efl efr efs eft ega egb egd ege egf egg egl egr egs egt egu ela elb eld ele elf elg ell elr els elt elu era erb erd ere erf erg erl err ers ert eru es- esa esb esd ese esf esg esl esr ess est esu eta etb etd ete etf etg etl etr ets ett etu eu- eua eub eud eue euf eug eul eur eus eut faa fab fad fae faf fag fal far fas fat fau fba fbb fbd fbe fbf fbg fbl fbr fbs fbt fbu fda fdb fdd fde fdf fdg fdl fdr fds fdt fdu fea feb fed fee fef feg fel fer fes fet feu ffa ffd ffe fff ffg ffl ffr ffs fft ffu fga fgb fgd fge fgf fgg fgl fgr fgs fgt fla flb fld fle flf flg fll flr fls flt flu fra frb frd fre frf frg frl frr frs frt fru fsa fsb fsd fse fsf fsg fsl fsr fss fst fsu fta ftb ftd fte ftf ftg ftl ftr fts ftt ftu fua fub fud fue fuf fug ful fur fus fut fuu g-d gaa gab gad gae gaf gag gal gar gas gat gau gba gbd gbe gbf gbg gbl gbr gbs gbt gbu gda gdb gdd gde gdf gdl gdr gds gdt gdu ge- gea geb ged gee gef geg gel ger ges get geu gfa gfb gfd gfe gff gfl gfr gfs gft gga ggb ggd ggg ggr ggs ggt ggu gla glb gld gle glf glg gll glr gls glt glu gra grb grd gre grf grg grl grr grs grt gru gsa gsb gsd gse gsf gsg gsl gsr gss gst gsu gta gtb gtd gte gtf gtg gtl gtr gts gtt gtu gu- gua gub gud gue guf gug gul gur gus gut guu la- laa lab lad lae laf lag lal lar las lat lau lba lbb lbd lbe lbf lbg lbl lbr lbs lbt lbu lda ldb ldd lde ldf ldg ldl ldr lds ldt ldu lea leb led lee lef leg lel ler les let leu lfa lfb lfd lfe lff lfg lfl lfr lfs lft lfu lga lgb lgd lge lgf lgg lgl lgr lgs lgt lgu lla llb lld lle llf llg lll llr lls llt llu lra lrb lrd lrf lrg lrr lrs lrt lru lsa lsb lsd lse lsf lsg lsl lsr lss lst lsu lta ltb ltd lte ltf ltg ltl ltr lts ltt ltu lua lub lud lue luf lug lul lur lus lut luu ra- raa rab rad rae raf rag ral rar ras rat rau rba rbb rbd rbe rbf rbg rbl rbr rbs rbt rbu rda rdb rdd rde rdf rdg rdl rdr rds rdt rdu re- rea reb red ree ref reg rel rer res ret reu rfa rfb rfd rfe rff rfg rfl rfr rfs rft rfu rga rgb rgd rge rgf rgg rgr rgs rgt rla rld rle rlf rlg rll rlr rls rlt rlu rra rrb rrd rrf rrg rrl rrr rrs rrt rru rsa rsb rsd rse rsf rsg rsl rsr rss rst rsu rta rtb rtd rte rtf rtg rtl rtr rts rtt rtu rua rub rud rue ruf rug rur rus rut ruu saa sab sad sae saf sag sal sar sas sat sau sba sbb sbd sbe sbf sbg sbl sbr sbs sbt sbu sda sdb sdd sde sdf