-al -er a-a a-i a-t aaa aae aag aai aal aar aat aax aea aee aeg aei ael aer aet aex ag- aga age agg agi agl agr agt agx ai- aia aie aig aii ail air ait aix al- ala ale alg ali all alr alt alx ar- ara are arg ari arl arr art arx at- ata ate atg ati atl atr att atx ax- axa axe axi axl axr axt axx eaa eae eag eai eal ear eat eax eea eee eeg eel eer eet eex ega ege egg egi egl egr egt egx eia eie eig eii eil eir eit eix ela ele elg eli ell elr elt elx era ere erg eri erl err ert eta ete etg eti etl etr ett etx ex- exa exe exi exl exr ext exx gaa gae gag gai gal gar gat ge- gea gee geg gei gel ger get gex gga ggg ggi ggr ggt gia gie gig gii gil gir git gla gle glg gli gll glr glt glx gra gre grg gri grl grr grt grx gta gte gtg gti gtl gtr gtt gtx gxa gxl gxt ia- iaa iae iag iai ial iar iat ie- iea iee ieg iei iel ier iet iex iga ige igg igi igl igr igt iia iie iii iil iir iit iix il- ila ile ilg ili ill ilr ilt ilx ir- ira ire irg iri irl irr irt irx ita ite itg iti itl itt itx ixe ixi ixl la- laa lae lag lai lal lar lat lax lea lee leg lei lel ler let lex lga lge lgg lgi lgl lgr lgt lia lie lig lii lil lir lit lix lla lle llg lli lll llr llt lra lrg lri lrr lrt lta lte ltg lti ltl ltr ltt ltx lxi lxr lxx ra- raa rae rag rai ral rar rat rax re- rea ree reg rei rel rer ret rex rga rge rgg rgi rgr rgt rgx ria rie rig rii ril rir rit rix rla rle rlg rli rll rlr rlt rra rrg rri rrl rrr rrt rta rte rtg rti rtl rtr rtt rtx rxr t-x taa tae tag tai tal tar tat tax te- tea tee teg tei tel ter tet tex tga tge tgg tgi tgl tgr tgt tia tie tig tii til tir tit tix tla tle tlg tli tll tlr tlt tlx tra tre trg tri trl trr trt trx tta tte ttg tti ttl ttr ttt ttx txe txi txl txt xaa xag xal xar xat xee xeg xel xer xet xex xge xgi xgl xia xie xii xit xix xla xlg xli xlr xlt xrt xrx xti xtr xtx xxi xxl xxx