-er a-a a-i aaa aad aae aag aai aan aap aar aas ad- ada add ade adg adi adn adp adr ads aea aed aee aeg aei aen aep aer aes ag- aga agd age agg agi agn agp agr ags ai- aia aid aie aig aii ain aip air ais an- ana and ane ang ani ann anp anr ans ap- apa apd ape apg api apn app apr aps ar- ara ard are arg ari arn arp arr ars as- asa asd ase asg asi asn asp asr ass daa dad dae dag dai dan dap dar das dda ddd dde ddg ddi ddn ddp ddr dds de- dea ded dee deg dei den dep der des dga dgd dge dgg dgi dgn dgp dgr dgs di- dia did die dig dii din dip dir dis dna dnd dne dng dni dnn dnp dnr dns dpa dpd dpe dpg dpi dpn dpp dpr dps dra drd dre drg dri drn drp drr drs dsa dsd dse dsg dsi dsn dsp dsr dss eaa ead eae eag eai ean eap ear eas ed- eda edd ede edg edi edn edp edr eds eea eed eee eeg een eep eer ees ega egd ege egg egi egn egp egr egs eia eid eie eig eii ein eip eir eis en- ena end ene eng eni enn enp enr ens ep- epa epd epe epg epi epn epp epr eps era erd ere erg eri ern erp err ers es- esa esd ese esg esi esn esp esr ess g-d g-p gaa gad gae gag gai gan gap gar gas gda gdd gde gdi gdn gdp gdr gds ge- gea ged gee geg gei gen gep ger ges gga ggd ggg ggi ggn ggp ggr ggs gia gid gie gig gii gin gip gir gis gna gnd gne gni gnn gnp gnr gns gpa gpd gpe gpg gpi gpn gpp gpr gps gra grd gre grg gri grn grp grr grs gsa gsd gse gsg gsi gsn gsp gsr gss i-d ia- iaa iad iae iag iai ian iap iar ias ida idd ide idg idi idn idp idr ids ie- iea ied iee ieg iei ien iep ier ies iga igd ige igg igi ign igp igr igs iia iid iie iii iin iip iir iis in- ina ind ine ing ini inn inp inr ins ipa ipd ipe ipg ipi ipn ipp ipr ips ir- ira ird ire irg iri irn irp irr irs is- isa isd ise isg isi isn isp isr iss n-i naa nad nae nag nai nan nap nar nas nda ndd nde ndg ndi ndn ndp ndr nds ne- nea ned nee neg nei nen nep ner nes nga ngd nge ngg ngi ngn ngp ngs nia nid nie nig nii nin nip nir nis nna nne nng nni nnn nnp nns npa npd npe npg npi npn npp npr nps nra nrd nre nrg nri nrn nrp nrr nrs nsa nsd nse nsg nsi nsn nsp nsr nss p-p paa pad pae pag pai pan pap par pas pda pdd pde pdg pdi pdn pdp pdr pds pea ped pee peg pei pen pep per pes pga pgd pge pgg pgi pgn pgp pgr pgs pia pid pie pig pii pin pip pir pis pn- pna pnd pne png pni pnn pnp pnr pns ppa ppd ppe ppg ppi ppn ppp ppr pps pra prd pre prg pri prn prp prr prs ps- psa psd pse psg psi psn psp psr pss ra- raa rad rae rag rai ran rap rar ras rda rdd rde rdg rdi rdn rdp rdr rds re- rea red ree reg rei ren rep rer res rga rgd rge rgg rgi rgn rgp rgr rgs ria rid rie rig rii rin rip rir ris rna rnd rng rni rnn rnp rnr rns rpa rpd rpe rpg rpi rpn rpp rpr rps rra rrd rrg rri rrn rrp rrr rrs rsa rsd rse rsg rsi rsn rsp rsr rss saa sad sae sag sai san sap sar sas sda sdd sde sdg sdi sdn sdp sdr sds se- sea sed see seg sei sen sep ser ses sga sgd sge sgg sgi sgn sgp sgr sgs sia sid sie sig sii sin sip sir sis sna snd sne sng sni snn snp snr sns spa spd spe spg spi spn spp spr sps sr- sra srd sre srg sri srn srp srr srs ss- ssa ssd sse ssg ssi ssn ssp ssr sss