-al a-a a-i aaa aad aae aaf aag aai aal aas ad- ada add ade adf adg adi adl ads aea aed aee aef aeg aei ael aes af- afa afd afe aff afg afi afl afs ag- aga agd age agf agg agi agl ags ai- aia aid aie aif aig aii ail ais al- ala ald ale alf alg ali all als as- asa asd ase asf asg asi asl ass daa dad dae daf dag dai dal das dda ddd dde ddf ddg ddi ddl dds de- dea ded dee def deg dei del des dfa dfd dfe dff dfg dfi dfl dfs dga dgd dge dgf dgg dgi dgl dgs di- dia did die dif dig dii dil dis dl- dla dld dle dlf dlg dli dll dls dsa dsd dse dsf dsg dsi dsl dss eaa ead eae eaf eag eai eal eas ed- eda edd ede edf edg edi edl eds eea eed eee eef eeg eel ees ef- efa efd efe eff efg efi efl efs ega egd ege egf egg egi egl egs eia eid eie eif eig eii eil eis ela eld ele elf elg eli ell els es- esa esd ese esf esg esi esl ess faa fad fae faf fag fai fal fas fda fdd fde fdf fdg fdi fdl fds fea fed fee fef feg fei fel fes ffa ffd ffe fff ffg ffi ffl ffs fga fgd fge fgf fgg fgi fgl fgs fia fid fie fif fig fii fil fis fla fld fle flf flg fli fll fls fsa fsd fse fsf fsg fsi fsl fss g-d gaa gad gae gaf gag gai gal gas gda gdd gde gdf gdi gdl gds ge- gea ged gee gef geg gei gel ges gfa gfd gfe gff gfi gfl gfs gga ggd ggg ggi ggs gia gid gie gif gig gii gil gis gla gld gle glf glg gli gll gls gsa gsd gse gsf gsg gsi gsl gss i-d i-f ia- iaa iad iae iaf iag iai ial ias ida idd ide idf idg idi idl ids ie- iea ied iee ief ieg iei iel ies ifa ifd ife iff ifg ifi ifl ifs iga igd ige igf igg igi igl igs iia iid iie iif iii iil iis il- ila ild ile ilf ilg ili ill ils is- isa isd ise isf isg isi isl iss la- laa lad lae laf lag lai lal las lda ldd lde ldf ldg ldi ldl lds lea led lee lef leg lei lel les lfa lfd lfe lff lfg lfi lfl lfs lga lgd lge lgf lgg lgi lgl lgs lia lid lie lif lig lii lil lis lla lld lle llf llg lli lll lls lsa lsd lse lsf lsg lsi lsl lss saa sad sae saf sag sai sal sas sda sdd sde sdf sdg sdi sdl sds se- sea sed see sef seg sei sel ses sfa sfd sfe sff sfg sfi sfl sfs sga sgd sge sgf sgg sgi sgl sgs sia sid sie sif sig sii sil sis sla sld sle slf slg sli sll sls ss- ssa ssd sse ssf ssg ssi ssl sss