-er -up a-a a-c aaa aac aae aag aan aap aar aas aau ac- aca acc ace acg acn acp acr acs acu aea aec aee aeg aen aep aer aes aeu ag- aga agc age agg agn agp agr ags agu an- ana anc ane ang ann anp anr ans anu ap- apa apc ape apg apn app apr aps apu ar- ara arc are arg arn arp arr ars aru as- asa asc ase asg asn asp asr ass asu au- aua auc aue aug aun aup aur aus c-- caa cac cae cag can cap car cas cau cca ccc cce ccg ccn ccp ccr ccs ccu ce- cea cec cee ceg cen cep cer ces ceu cga cgc cge cgg cgn cgp cgr cgs cgu cn- cna cnc cne cng cnn cnp cnr cns cnu cpa cpc cpe cpg cpn cpp cpr cps cpu cra crc cre crg crn crp crr crs cru csa csc cse csg csn csp csr css csu cua cuc cue cug cun cup cur cus cuu eaa eac eae eag ean eap ear eas eau ec- eca ecc ece ecg ecn ecr ecs ecu eea eec eee eeg een eep eer ees ega egc ege egg egn egp egr egs egu en- ena enc ene eng enn enp enr ens enu ep- epa epc epe epg epn epp epr eps epu era erc ere erg ern erp err ers eru es- esa esc ese esg esn esp esr ess esu eu- eua euc eue eug eun eup eur eus g-p gaa gac gae gag gan gap gar gas gau gca gcc gce gcg gcn gcp gcr gcs gcu ge- gea gec gee geg gen gep ger ges geu gga ggc ggg ggn ggp ggr ggs ggu gna gnc gne gnn gnp gnr gns gnu gpa gpc gpe gpg gpn gpp gpr gps gpu gra grc gre grg grn grp grr grs gru gsa gsc gse gsg gsn gsp gsr gss gsu gu- gua guc gue gug gun gup gur gus guu naa nac nae nag nan nap nar nas nau nca ncc nce ncg ncn ncp ncr ncs ncu ne- nea nec nee neg nen nep ner nes neu nga ngc nge ngg ngn ngp ngs ngu nna nnc nne nng nnn nnp nns nnu npa npc npe npg npn npp npr nps npu nra nrc nre nrg nrn nrp nrr nrs nru nsa nsc nse nsg nsn nsp nsr nss nsu nua nuc nue nug nun nup nur nus nuu p-p paa pac pae pag pan pap par pas pau pca pcc pce pcg pcn pcp pcr pcs pcu pea pec pee peg pen pep per pes peu pga pgc pge pgg pgn pgp pgr pgs pn- pna pnc pne png pnn pnp pnr pns pnu ppa ppc ppe ppg ppn ppp ppr pps ppu pra prc pre prg prn prp prr prs pru ps- psa psc pse psg psn psp psr pss psu pua puc pue pug pun pup pur pus puu ra- raa rac rae rag ran rap rar ras rau rca rcc rce rcg rcn rcp rcr rcs rcu re- rea rec ree reg ren rep rer res reu rga rgc rge rgg rgn rgp rgr rgs rna rnc rng rnn rnp rnr rns rnu rpa rpc rpe rpg rpn rpp rpr rps rpu rra rrc rrg rrn rrp rrr rrs rru rsa rsc rse rsg rsn rsp rsr rss rsu rua ruc rue rug run rup rur rus ruu saa sac sae sag san sap sar sas sau sca scc sce scg scn scp scr scs scu se- sea sec see seg sen sep ser ses seu sga sgc sge sgg sgn sgp sgr sgs sgu sna snc sne sng snn snp snr sns snu spa spc spe spg spn spp spr sps spu sr- sra src sre srg srn srp srr srs ss- ssa ssc sse ssg ssn ssp ssr sss ssu sua suc sue sug sun sup sur sus suu ua- uaa uac uae uag uan uap uar uas uau uca ucc uce ucg ucn ucp ucr ucs ucu uea uec uee ueg uen uep uer ues uga ugc uge ugg ugn ugp ugr ugs ugu un- una unc une ung unn unp unr uns unu up- upa upc upe upg upn upp upr ups upu ur- ura urc ure urg urn urp urr urs uru usa usc use usg usn usp usr uss usu uua uuc uue uug uun uur uus uuu