-al a-a a-t aaa aae aaf aag aal aas aat aax aea aee aef aeg ael aes aet aex af- afa afe aff afg afl afs aft afx ag- aga age agf agg agl ags agt agx al- ala ale alf alg all als alt alx as- asa ase asf asg asl ass ast asx at- ata ate atf atg atl ats att atx ax- axa axe axl axs axt axx eaa eae eaf eag eal eas eat eax eea eee eef eeg eel ees eet eex ef- efa efe eff efg efl efs eft efx ega ege egf egg egl egs egt egx ela ele elf elg ell els elt elx es- esa ese esf esg esl ess est esx eta ete etf etg etl ets ett etx ex- exa exe exl exs ext exx faa fae faf fag fal fas fat fax fea fee fef feg fel fes fet fex ffa ffe fff ffg ffl ffs fft ffx fga fge fgf fgg fgl fgs fgt fla fle flf flg fll fls flt flx fsa fse fsf fsg fsl fss fst fsx fta fte ftf ftg ftl fts ftt ftx fxe fxg fxs fxt fxx gaa gae gaf gag gal gas gat ge- gea gee gef geg gel ges get gex gfa gfe gff gfl gfs gft gfx gga ggg ggs ggt gla gle glf glg gll gls glt glx gsa gse gsf gsg gsl gss gst gsx gta gte gtf gtg gtl gts gtt gtx gxa gxf gxl gxs gxt la- laa lae laf lag lal las lat lax lea lee lef leg lel les let lex lfa lfe lff lfg lfl lfs lft lfx lga lge lgf lgg lgl lgs lgt lla lle llf llg lll lls llt lsa lse lsf lsg lsl lss lst lta lte ltf ltg ltl lts ltt ltx lxx saa sae saf sag sal sas sat sax se- sea see sef seg sel ses set sex sfa sfe sff sfg sfl sfs sft sfx sga sge sgf sgg sgl sgs sgt sgx sla sle slf slg sll sls slt slx ss- ssa sse ssf ssg ssl sss sst ssx sta ste stf stg stl sts stt stx sxl sxs sxt t-x taa tae taf tag tal tas tat tax te- tea tee tef teg tel tes tet tex tfa tfe tff tfg tfl tfs tft tfx tga tge tgf tgg tgl tgs tgt tla tle tlf tlg tll tls tlt tlx tsa tse tsf tsg tsl tss tst tsx tta tte ttf ttg ttl tts ttt ttx txe txf txl txs txt xaa xaf xag xal xas xat xee xeg xel xes xet xex xfa xfe xfl xfs xft xfx xge xgl xla xlf xlg xls xlt xsa xsl xss xst xtf xts xtx xxl xxx