-al -er a-a a-i a-t aaa aae aaf aag aai aal aan aar aat aax aea aee aef aeg aei ael aen aer aet aex af- afa afe aff afg afi afl afn afr aft afx ag- aga age agf agg agi agl agn agr agt agx ai- aia aie aif aig aii ail ain air ait aix al- ala ale alf alg ali all aln alr alt alx an- ana ane anf ang ani anl ann anr ant anx ar- ara are arf arg ari arl arn arr art arx at- ata ate atf atg ati atl atn atr att atx ax- axa axe axi axl axn axr axt axx eaa eae eaf eag eai eal ean ear eat eax eea eee eef eeg eel een eer eet eex ef- efa efe eff efg efi efl efr eft efx ega ege egf egg egi egl egn egr egt egx eia eie eif eig eii eil ein eir eit eix ela ele elf elg eli ell eln elr elt elx en- ena ene enf eng eni enl enn enr ent era ere erf erg eri erl ern err ert eta ete etf etg eti etl etn etr ett etx ex- exa exe exi exl exr ext exx faa fae faf fag fai fal fan far fat fax fea fee fef feg fei fel fen fer fet fex ffa ffe fff ffg ffi ffl ffn ffr fft ffx fga fge fgf fgg fgi fgl fgn fgr fgt fia fie fif fig fii fil fin fir fit fix fla fle flf flg fli fll fln flr flt flx fna fne fnf fng fni fnl fnn fnr fnt fnx fra fre frf frg fri frl frn frr frt fta fte ftf ftg fti ftl ftn ftr ftt ftx fxe fxg fxi fxr fxt fxx gaa gae gaf gag gai gal gan gar gat ge- gea gee gef geg gei gel gen ger get gex gfa gfe gff gfi gfl gfr gft gfx gga ggg ggi ggn ggr ggt gia gie gif gig gii gil gin gir git gla gle glf glg gli gll gln glr glt glx gna gne gnf gni gnl gnn gnr gnt gra gre grf grg gri grl grn grr grt grx gta gte gtf gtg gti gtl gtn gtr gtt gtx gxa gxf gxl gxt i-f ia- iaa iae iaf iag iai ial ian iar iat ie- iea iee ief ieg iei iel ien ier iet iex ifa ife iff ifg ifi ifl ifn ifr ift ifx iga ige igf igg igi igl ign igr igt iia iie iif iii iil iin iir iit iix il- ila ile ilf ilg ili ill iln ilr ilt ilx in- ina ine inf ing ini inl inn inr int inx ir- ira ire irf irg iri irl irn irr irt irx ita ite itf itg iti itl itn itt itx ixe ixi ixl ixn la- laa lae laf lag lai lal lan lar lat lax lea lee lef leg lei lel len ler let lex lfa lfe lff lfg lfi lfl lfn lfr lft lfx lga lge lgf lgg lgi lgl lgn lgr lgt lia lie lif lig lii lil lin lir lit lix lla lle llf llg lli lll lln llr llt lna lne lng lni lnl lnn lnr lnt lra lrf lrg lri lrn lrr lrt lta lte ltf ltg lti ltl ltr ltt ltx lxi lxr lxx n-i naa nae naf nag nai nal nan nar nat nax ne- nea nee nef neg nei nel nen ner net nex nfa nfe nff nfi nfl nfn nfr nft nga nge ngf ngg ngi ngl ngn ngt nia nie nif nig nii nil nin nir nit nix nla nle nlf nlg nli nll nln nlr nlt nlx nna nne nnf nng nni nnl nnn nnt nra nre nrf nrg nri nrl nrn nrr nrt nrx nta nte ntf ntg nti ntn ntr ntt ntx nxl nxt ra- raa rae raf rag rai ral ran rar rat rax re- rea ree ref reg rei rel ren rer ret rex rfa rfe rff rfg rfi rfl rfn rfr rft rga rge rgf rgg rgi rgn rgr rgt rgx ria rie rif rig rii ril rin rir rit rix rla rle rlf rlg rli rll rln rlr rlt rna rng rni rnn rnr rnt rra rrf rrg rri rrl rrn rrr rrt rta rte rtf rtg rti rtl rtn rtr rtt rtx rxr t-x taa tae taf tag tai tal tan tar tat tax te- tea tee tef teg tei tel ten ter tet tex tfa tfe tff tfg tfi tfl tfn tfr tft tfx tga tge tgf tgg tgi tgl tgn tgr tgt tia tie tif tig tii til tin tir tit tix tla tle tlf tlg tli tll tln tlr tlt tlx tna tne tnf tng tni tnl tnn tnr tnt tnx tra tre trf trg tri trl trn trr trt trx tta tte ttf ttg tti ttl ttn ttr ttt ttx txe txf txi txl txn txt xaa xaf xag xal xan xar xat xee xeg xel xen xer xet xex xfa xfe xfl xfn xft xfx xge xgi xgl xia xie xii xin xit xix xla xlf xlg xli xlr xlt xna xrf xrt xrx xtf xti xtr xtx xxi xxl xxx