-er a-a a-i aaa aad aae aaf aag aai aam aar aas ad- ada add ade adf adg adi adm adr ads aea aed aee aef aeg aei aem aer aes af- afa afd afe aff afg afi afm afr afs ag- aga agd age agf agg agi agm agr ags ai- aia aid aie aif aig aii aim air ais ama amd ame amf amg ami amm amr ams ar- ara ard are arf arg ari arm arr ars as- asa asd ase asf asg asi asm asr ass daa dad dae daf dag dai dam dar das dda ddd dde ddf ddg ddi ddm ddr dds de- dea ded dee def deg dei dem der des dfa dfd dfe dff dfg dfi dfm dfr dfs dga dgd dge dgf dgg dgi dgm dgr dgs di- dia did die dif dig dii dim dir dis dma dmd dme dmf dmg dmi dmm dmr dms dra drd dre drg dri drm drr drs dsa dsd dse dsf dsg dsi dsm dsr dss eaa ead eae eaf eag eai eam ear eas ed- eda edd ede edf edg edi edm edr eds eea eed eee eef eeg eem eer ees ef- efa efd efe eff efg efi efm efr efs ega egd ege egf egg egi egm egr egs eia eid eie eif eig eii eim eir eis em- ema emd eme emf emg emi emm emr ems era erd ere erf erg eri erm err ers es- esa esd ese esf esg esi esm esr ess faa fad fae faf fag fai fam far fas fda fdd fde fdf fdg fdi fdm fdr fds fea fed fee fef feg fei fem fer fes ffa ffd ffe fff ffg ffi ffm ffr ffs fga fgd fge fgf fgg fgi fgm fgr fgs fia fid fie fif fig fii fim fir fis fma fmd fme fmf fmg fmi fmm fmr fms fra frd fre frf frg fri frm frr frs fsa fsd fse fsf fsg fsi fsm fsr fss g-d gaa gad gae gaf gag gai gam gar gas gda gdd gde gdf gdi gdm gdr gds ge- gea ged gee gef geg gei gem ger ges gfa gfd gfe gff gfi gfm gfr gfs gga ggd ggg ggi ggm ggr ggs gia gid gie gif gig gii gim gir gis gma gmd gme gmf gmg gmi gmm gmr gms gra grd gre grf grg gri grm grr grs gsa gsd gse gsf gsg gsi gsm gsr gss i-d i-f ia- iaa iad iae iaf iag iai iam iar ias ida idd ide idf idg idi idm idr ids ie- iea ied iee ief ieg iei iem ier ies ifa ifd ife iff ifg ifi ifm ifr ifs iga igd ige igf igg igi igm igr igs iia iid iie iif iii iim iir iis im- ima imd ime imf img imi imm ims ir- ira ird ire irf irg iri irm irr irs is- isa isd ise isf isg isi ism isr iss m-f m-r maa mad mae maf mag mai mam mar mas mda mdd mde mdf mdg mdi mdm mdr mds mea med mee mef meg mei mem mer mes mfa mfd mfe mff mfg mfi mfm mfr mfs mga mgd mge mgf mgi mgm mgr mgs mi- mia mid mie mif mig mii mim mir mis mma mmd mme mmf mmg mmi mmm mmr mms mra mrd mre mrf mrg mri mrm mrr mrs msa msd mse msf msg msi msm msr mss ra- raa rad rae raf rag rai ram rar ras rda rdd rde rdf rdg rdi rdm rdr rds re- rea red ree ref reg rei rem rer res rfa rfd rfe rff rfg rfi rfm rfr rfs rga rgd rge rgf rgg rgi rgr rgs ria rid rie rif rig rii rim rir ris rma rmd rme rmf rmg rmi rmm rmr rms rra rrd rrf rrg rri rrm rrr rrs rsa rsd rse rsf rsg rsi rsm rsr rss saa sad sae saf sag sai sam sar sas sda sdd sde sdf sdg sdi sdm sdr sds se- sea sed see sef seg sei sem ser ses sfa sfd sfe sff sfg sfi sfm sfr sfs sga sgd sge sgf sgg sgi sgm sgr sgs sia sid sie sif sig sii sim sir sis sma smd sme smf smg smi smm smr sms sr- sra srd sre srf srg sri srm srr srs ss- ssa ssd sse ssf ssg ssi ssm ssr sss