-er a-a aaa aae aag aak aan aap aar aas aea aee aeg aek aen aep aer aes ag- aga age agg agk agn agp agr ags aka ake akg akk akn akp akr aks an- ana ane ang ank ann anp anr ans ap- apa ape apg apk apn app apr aps ar- ara are arg ark arn arp arr ars as- asa ase asg ask asn asp asr ass eaa eae eag eak ean eap ear eas eea eee eeg eek een eep eer ees ega ege egg egn egp egr egs eka eke ekg ekp ekr eks en- ena ene eng enk enn enp enr ens ep- epa epe epg epn epp epr eps era ere erg erk ern erp err ers es- esa ese esg esk esn esp esr ess g-p gaa gae gag gak gan gap gar gas ge- gea gee geg gek gen gep ger ges gga ggg ggn ggp ggr ggs gka gkn gkp gks gna gne gnn gnp gnr gns gpa gpe gpg gpk gpn gpp gpr gps gra gre grg grk grn grp grr grs gsa gse gsg gsk gsn gsp gsr gss ka- kaa kae kag kak kan kap kar kas ke- kea kee keg kek ken kep ker kes kga kgp kgs kke kkk kkn kkp kkr kks kn- kna kne kng knk knn knp knr kpa kpe kpk kpn kpp kpr kps kra krg krk krn krp krr krs ksa kse ksg ksk ksn ksp ksr kss naa nae nag nak nan nap nar nas ne- nea nee neg nek nen nep ner nes nga nge ngg ngk ngn ngp ngs nka nke nkk nkn nkp nkr nks nna nne nng nnk nnn nnp nns npa npe npg npn npp npr nps nra nre nrg nrk nrn nrp nrr nrs nsa nse nsg nsk nsn nsp nsr nss p-p paa pae pag pak pan pap par pas pea pee peg pek pen pep per pes pga pge pgg pgk pgn pgp pgr pgs pka pke pkg pkn pkp pkr pks pn- pna pne png pnk pnn pnp pnr pns ppa ppe ppg ppk ppn ppp ppr pps pra pre prg prk prn prp prr prs ps- psa pse psg psk psn psp psr pss ra- raa rae rag rak ran rap rar ras re- rea ree reg rek ren rep rer res rga rge rgg rgk rgn rgp rgr rgs rke rkg rkk rkp rks rna rng rnn rnp rnr rns rpa rpe rpg rpk rpn rpp rpr rps rra rrg rrk rrn rrp rrr rrs rsa rse rsg rsk rsn rsp rsr rss saa sae sag sak san sap sar sas se- sea see seg sek sen sep ser ses sga sge sgg sgk sgn sgp sgr sgs sk- ska ske skg skk skp skr sks sna sne sng snk snn snp snr sns spa spe spg spk spn spp spr sps sr- sra sre srg srk srn srp srr srs ss- ssa sse ssg ssk ssn ssp ssr sss