-al -er a-a a-b a-i a-t aaa aab aad aae aaf aag aai aal aar aas aat ab- aba abb abd abe abf abg abi abl abr abs abt ad- ada adb add ade adf adg adi adl adr ads adt aea aeb aed aee aef aeg aei ael aer aes aet af- afa afb afd afe aff afg afi afl afr afs aft ag- aga agb agd age agf agg agi agl agr ags agt ai- aia aib aid aie aif aig aii ail air ais ait al- ala alb ald ale alf alg ali all alr als alt ar- ara arb ard are arf arg ari arl arr ars art as- asa asb asd ase asf asg asi asl asr ass ast at- ata atb atd ate atf atg ati atl atr ats att baa bab bad bae baf bag bai bal bar bas bat bba bbb bbd bbe bbf bbg bbi bbl bbr bbs bbt bda bdb bdd bde bdf bdg bdi bdl bdr bds bdt be- bea beb bed bee bef beg bei bel ber bes bet bfa bfb bfd bfe bff bfg bfi bfl bfr bfs bft bga bgb bgd bge bgf bgg bgi bgl bgr bgs bgt bi- bia bib bid bie bif big bii bil bir bis bit bla blb bld ble blf blg bli bll blr bls blt bra brb brd bre brf brg bri brl brr brs brt bsa bsb bsd bse bsf bsg bsi bsl bsr bss bst bta btb btd bte btf btg bti btl btr bts btt daa dab dad dae daf dag dai dal dar das dat dba dbb dbd dbe dbf dbg dbi dbl dbr dbs dbt dda ddb ddd dde ddf ddg ddi ddl ddr dds ddt de- dea deb ded dee def deg dei del der des det dfa dfb dfd dfe dff dfg dfi dfl dfr dfs dft dga dgd dge dgf dgg dgi dgl dgr dgs dgt di- dia dib did die dif dig dii dil dir dis dit dl- dla dlb dld dle dlf dlg dli dll dlr dls dlt dra drb drd dre drg dri drl drr drs drt dsa dsb dsd dse dsf dsg dsi dsl dsr dss dst dta dtb dtd dte dtf dtg dti dtl dtr dts dtt eaa eab ead eae eaf eag eai eal ear eas eat eba ebb ebd ebe ebf ebg ebi ebl ebr ebs ebt ed- eda edb edd ede edf edg edi edl edr eds edt eea eeb eed eee eef eeg eel eer ees eet ef- efa efb efd efe eff efg efi efl efr efs eft ega egb egd ege egf egg egi egl egr egs egt eia eib eid eie eif eig eii eil eir eis eit ela elb eld ele elf elg eli ell elr els elt era erb erd ere erf erg eri erl err ers ert es- esa esb esd ese esf esg esi esl esr ess est eta etb etd ete etf etg eti etl etr ets ett faa fab fad fae faf fag fai fal far fas fat fba fbb fbd fbe fbf fbg fbi fbl fbr fbs fbt fda fdb fdd fde fdf fdg fdi fdl fdr fds fdt fea feb fed fee fef feg fei fel fer fes fet ffa ffd ffe fff ffg ffi ffl ffr ffs fft fga fgb fgd fge fgf fgg fgi fgl fgr fgs fgt fia fib fid fie fif fig fii fil fir fis fit fla flb fld fle flf flg fli fll flr fls flt fra frb frd fre frf frg fri frl frr frs frt fsa fsb fsd fse fsf fsg fsi fsl fsr fss fst fta ftb ftd fte ftf ftg fti ftl ftr fts ftt g-d gaa gab gad gae gaf gag gai gal gar gas gat gba gbd gbe gbf gbg gbi gbl gbr gbs gbt gda gdb gdd gde gdf gdi gdl gdr gds gdt ge- gea geb ged gee gef geg gei gel ger ges get gfa gfb gfd gfe gff gfi gfl gfr gfs gft gga ggb ggd ggg ggi ggr ggs ggt gia gib gid gie gif gig gii gil gir gis git gla glb gld gle glf glg gli gll glr gls glt gra grb grd gre grf grg gri grl grr grs grt gsa gsb gsd gse gsf gsg gsi gsl gsr gss gst gta gtb gtd gte gtf gtg gti gtl gtr gts gtt i-d i-f ia- iaa iab iad iae iaf iag iai ial iar ias iat iba ibb ibd ibe ibf ibg ibi ibl ibr ibs ibt ida idb idd ide idf idg idi idl idr ids idt ie- iea ied iee ief ieg iei iel ier ies iet ifa ifb ifd ife iff ifg ifi ifl ifr ifs ift iga igb igd ige igf igg igi igl igr igs igt iia iib iid iie iif iii iil iir iis iit il- ila ilb ild ile ilf ilg ili ill ilr ils ilt ir- ira irb ird ire irf irg iri irl irr irs irt is- isa isb isd ise isf isg isi isl isr iss ist ita itb itd ite itf itg iti itl its itt la- laa lab lad lae laf lag lai lal lar las lat lba lbb lbd lbe lbf lbg lbi lbl lbr lbs lbt lda ldb ldd lde ldf ldg ldi ldl ldr lds ldt lea leb led lee lef leg lei lel ler les let lfa lfb lfd lfe lff lfg lfi lfl lfr lfs lft lga lgb lgd lge lgf lgg lgi lgl lgr lgs lgt lia lib lid lie lif lig lii lil lir lis lit lla llb lld lle llf llg lli lll llr lls llt lra lrb lrd lrf lrg lri lrr lrs lrt lsa lsb lsd lse lsf lsg lsi lsl lsr lss lst lta ltb ltd lte ltf ltg lti ltl ltr lts ltt ra- raa rab rad rae raf rag rai ral rar ras rat rba rbb