-er -ic a-a a-c a-i a-t aaa aac aad aae aaf aag aai aan aar aas aat ac- aca acc acd ace acf acg aci acn acr acs act ad- ada adc add ade adf adg adi adn adr ads adt aea aec aed aee aef aeg aei aen aer aes aet af- afa afc afd afe aff afg afi afn afr afs aft ag- aga agc agd age agf agg agi agn agr ags agt ai- aia aic aid aie aif aig aii ain air ais ait an- ana anc and ane anf ang ani ann anr ans ant ar- ara arc ard are arf arg ari arn arr ars art as- asa asc asd ase asf asg asi asn asr ass ast at- ata atc atd ate atf atg ati atn atr ats att c-- caa cac cad cae caf cag cai can car cas cat cca ccc ccd cce ccf ccg cci ccn ccr ccs cct cda cdc cdd cde cdf cdg cdi cdn cdr cds cdt ce- cea cec ced cee cef ceg cei cen cer ces cet cfa cfc cfd cfe cff cfg cfi cfn cfr cfs cft cga cgc cgd cge cgg cgi cgn cgr cgs cgt ci- cia cic cid cie cif cig cii cin cir cis cit cn- cna cnc cnd cne cnf cng cni cnn cnr cns cnt cra crc crd cre crf crg cri crn crr crs crt csa csc csd cse csf csg csi csn csr css cst cta ctc ctd cte ctf ctg cti ctn ctr cts ctt daa dac dad dae daf dag dai dan dar das dat dca dcc dcd dce dcf dcg dci dcn dcr dcs dct dda ddc ddd dde ddf ddg ddi ddn ddr dds ddt de- dea dec ded dee def deg dei den der des det dfa dfc dfd dfe dff dfg dfi dfn dfr dfs dft dga dgc dgd dge dgf dgg dgi dgn dgr dgs dgt di- dia dic did die dif dig dii din dir dis dit dna dnc dnd dne dnf dng dni dnn dnr dns dnt dra drc drd dre drg dri drn drr drs drt dsa dsc dsd dse dsf dsg dsi dsn dsr dss dst dta dtc dtd dte dtf dtg dti dtn dtr dts dtt eaa eac ead eae eaf eag eai ean ear eas eat ec- eca ecc ecd ece ecf ecg eci ecn ecr ecs ect ed- eda edc edd ede edf edg edi edn edr eds edt eea eec eed eee eef eeg een eer ees eet ef- efa efc efd efe eff efg efi efr efs eft ega egc egd ege egf egg egi egn egr egs egt eia eic eid eie eif eig eii ein eir eis eit en- ena enc end ene enf eng eni enn enr ens ent era erc erd ere erf erg eri ern err ers ert es- esa esc esd ese esf esg esi esn esr ess est eta etc etd ete etf etg eti etn etr ets ett faa fac fad fae faf fag fai fan far fas fat fca fcc fcd fce fcf fcg fci fcn fcr fcs fct fda fdc fdd fde fdf fdg fdi fdn fdr fds fdt fea fec fed fee fef feg fei fen fer fes fet ffa ffc ffd ffe fff ffg ffi ffn ffr ffs fft fga fgc fgd fge fgf fgg fgi fgn fgr fgs fgt fia fic fid fie fif fig fii fin fir fis fit fna fnc fnd fne fnf fng fni fnn fnr fns fnt fra frc frd fre frf frg fri frn frr frs frt fsa fsc fsd fse fsf fsg fsi fsn fsr fss fst fta ftc ftd fte ftf ftg fti ftn ftr fts ftt g-d gaa gac gad gae gaf gag gai gan gar gas gat gca gcc gcd gce gcf gcg gci gcn gcr gcs gct gda gdc gdd gde gdf gdi gdn gdr gds gdt ge- gea gec ged gee gef geg gei gen ger ges get gfa gfc gfd gfe gff gfi gfr gfs gft gga ggc ggd ggg ggi ggn ggr ggs ggt gia gic gid gie gif gig gii gin gir gis git gna gnc gnd gne gnf gni gnn gnr gns gnt gra grc grd gre grf grg gri grn grr grs grt gsa gsc gsd gse gsf gsg gsi gsn gsr gss gst gta gtc gtd gte gtf gtg gti gtn gtr gts gtt i-d i-f ia- iaa iac iad iae iaf iag iai ian iar ias iat ica icc icd ice icf icg ici icn icr ics ict ida idc idd ide idf idg idi idn idr ids idt ie- iea iec ied iee ief ieg iei ien ier ies iet ifa ifc ifd ife iff ifg ifi ifn ifr ifs ift iga igc igd ige igf igg igi ign igr igs igt iia iic iid iie iif iii iin iir iis iit in- ina inc ind ine inf ing ini inn inr ins int ir- ira irc ird ire irf irg iri irn irr irs irt is- isa isc isd ise isf isg isi isn isr iss ist ita itc itd ite itf itg iti itn its itt n-i naa nac nad nae naf nag nai nan nar nas nat nca ncc ncd nce ncf ncg nci ncn ncr ncs nct nda ndc ndd nde ndf ndg ndi ndn ndr nds ndt ne- nea nec ned nee nef neg nei nen ner nes net nfa nfc nfd nfe nff nfi nfn nfr nfs nft nga ngc ngd nge ngf ngg ngi ngn ngs ngt nia nic nid nie nif nig nii nin nir nis nit nna nnc nne nnf nng nni nnn nns nnt nra nrc nrd nre nrf nrg nri nrn nrr nrs nrt nsa nsc nsd nse nsf nsg nsi nsn nsr nss nst nta ntc ntd nte ntf ntg nti ntn ntr nts ntt ra- raa rac rad rae raf rag rai ran rar ras