-al -er a-a a-b a-t aaa aab aae aaf aag aal aar aas aat aau aav ab- aba abb abe abf abg abl abr abs abt abu abv aea aeb aee aef aeg ael aer aes aet aeu aev af- afa afb afe aff afg afl afr afs aft afu afv ag- aga agb age agf agg agl agr ags agt agu agv al- ala alb ale alf alg all alr als alt alu alv ar- ara arb are arf arg arl arr ars art aru arv as- asa asb ase asf asg asl asr ass ast asu asv at- ata atb ate atf atg atl atr ats att atu atv au- aua aub aue auf aug aul aur aus aut auv av- ava avb ave avf avg avl avr avs avt avu b-u baa bab bae baf bag bal bar bas bat bau bav bba bbb bbe bbf bbg bbl bbr bbs bbt bbu be- bea beb bee bef beg bel ber bes bet beu bev bfa bfb bfe bff bfg bfl bfr bfs bft bfu bfv bga bgb bge bgf bgg bgl bgr bgs bgt bgu bgv bla blb ble blf blg bll blr bls blt blu blv bra brb bre brf brg brl brr brs brt bru brv bsa bsb bse bsf bsg bsl bsr bss bst bsu bsv bta btb bte btf btg btl btr bts btt btu btv bua bub bue buf bug bul bur bus but buu bva bvb bve bvg bvl bvr bvs bvt bvu bvv eaa eab eae eaf eag eal ear eas eat eau eav eba ebb ebe ebf ebg ebl ebr ebs ebt ebu ebv eea eeb eee eef eeg eel eer ees eet eev ef- efa efb efe eff efg efl efr efs eft ega egb ege egf egg egl egr egs egt egu ela elb ele elf elg ell elr els elt elu elv era erb ere erf erg erl err ers ert eru erv es- esa esb ese esf esg esl esr ess est esu esv eta etb ete etf etg etl etr ets ett etu etv eu- eua eub eue euf eug eul eur eus eut euv eva evb eve evf evg evl evr evs evt evv faa fab fae faf fag fal far fas fat fau fav fba fbb fbe fbf fbg fbl fbr fbs fbt fbu fea feb fee fef feg fel fer fes fet feu fev ffa ffe fff ffg ffl ffr ffs fft ffu ffv fga fgb fge fgf fgg fgl fgr fgs fgt fgv fla flb fle flf flg fll flr fls flt flu fra frb fre frf frg frl frr frs frt fru fsa fsb fse fsf fsg fsl fsr fss fst fsu fsv fta ftb fte ftf ftg ftl ftr fts ftt ftu ftv fua fub fue fuf fug ful fur fus fut fuu fuv fva fvg fvt gaa gab gae gaf gag gal gar gas gat gau gav gba gbe gbf gbg gbl gbr gbs gbt gbu gbv ge- gea geb gee gef geg gel ger ges get geu gev gfa gfb gfe gff gfl gfr gfs gft gga ggb ggg ggr ggs ggt ggu ggv gla glb gle glf glg gll glr gls glt glu glv gra grb gre grf grg grl grr grs grt gru grv gsa gsb gse gsf gsg gsl gsr gss gst gsu gsv gta gtb gte gtf gtg gtl gtr gts gtt gtu gtv gu- gua gub gue guf gug gul gur gus gut guu guv gva gvb gve gvf gvg gvl gvr gvs gvt gvu la- laa lab lae laf lag lal lar las lat lau lav lba lbb lbe lbf lbg lbl lbr lbs lbt lbu lbv lea leb lee lef leg lel ler les let leu lev lfa lfb lfe lff lfg lfl lfr lfs lft lfu lga lgb lge lgf lgg lgl lgr lgs lgt lgu lgv lla llb lle llf llg lll llr lls llt llu llv lra lrb lrf lrg lrr lrs lrt lru lrv lsa lsb lse lsf lsg lsl lsr lss lst lsu lsv lta ltb lte ltf ltg ltl ltr lts ltt ltu ltv lua lub lue luf lug lul lur lus lut luu luv lva lvb lve lvf lvg lvl lvr lvs lvt lvv ra- raa rab rae raf rag ral rar ras rat rau rav rba rbb rbe rbf rbg rbl rbr rbs rbt rbu re- rea reb ree ref reg rel rer res ret reu rev rfa rfb rfe rff rfg rfl rfr rfs rft rfu rfv rga rgb rge rgf rgg rgr rgs rgt rgv rla rle rlf rlg rll rlr rls rlt rlu rra rrb rrf rrg rrl rrr rrs rrt rru rsa rsb rse rsf rsg rsl rsr rss rst rsu rsv rta rtb rte rtf rtg rtl rtr rts rtt rtu rtv rua rub rue ruf rug rur rus rut ruu ruv rva rvb rve rvf rvg rvl rvr rvs rvt rvu rvv saa sab sae saf sag sal sar sas sat sau sav sba sbb sbe sbf sbg sbl sbr sbs sbt sbu sbv se- sea seb see sef seg sel ser ses set seu sev sfa sfb sfe sff sfg sfl sfr sfs sft sfu sfv sga sgb sge sgf sgg sgl sgr sgs sgt sgu sgv sla slb sle slf slg sll slr sls slt slu slv sr- sra srb sre srf srg srl srr srs srt srv ss- ssa ssb sse ssf ssg ssl ssr sss sst ssu ssv sta stb ste stf stg stl str sts stt stu stv sua sub sue suf sug sul sur sus sut suu suv sva svb sve svf svg svl svr svs svt svu svv taa tab tae taf tag tal tar tas tat tau tav tba tbb tbe tbf tbg tbl tbr tbs tbt tbu tbv te- tea teb tee tef teg tel ter tes tet teu tev tfa tfb tfe tff tfg tfl tfr tfs tft tfu tga tgb tge tgf tgg tgl