-er -up a-a a-c aaa aac aae aag aak aap aar aas aau ac- aca acc ace acg ack acp acr acs acu aea aec aee aeg aek aep aer aes aeu ag- aga agc age agg agk agp agr ags agu aka akc ake akg akk akp akr aks aku ap- apa apc ape apg apk app apr aps apu ar- ara arc are arg ark arp arr ars aru as- asa asc ase asg ask asp asr ass asu au- aua auc aue aug auk aup aur aus c-- caa cac cae cag cak cap car cas cau cca ccc cce ccg cck ccp ccr ccs ccu ce- cea cec cee ceg cek cep cer ces ceu cga cgc cge cgg cgp cgr cgs cgu cka ckc cks cpa cpc cpe cpg cpk cpp cpr cps cpu cra crc cre crg crk crp crr crs cru csa csc cse csg csk csp csr css csu cua cuc cue cug cuk cup cur cus cuu eaa eac eae eag eak eap ear eas eau ec- eca ecc ece ecg eck ecr ecs ecu eea eec eee eeg eek eep eer ees ega egc ege egg egp egr egs egu eka ekc eke ekg ekp ekr eks eku ep- epa epc epe epg epp epr eps epu era erc ere erg erk erp err ers eru es- esa esc ese esg esk esp esr ess esu eu- eua euc eue eug eup eur eus g-p gaa gac gae gag gak gap gar gas gau gca gcc gce gcg gck gcp gcr gcs gcu ge- gea gec gee geg gek gep ger ges geu gga ggc ggg ggp ggr ggs ggu gka gkp gks gpa gpc gpe gpg gpk gpp gpr gps gpu gra grc gre grg grk grp grr grs gru gsa gsc gse gsg gsk gsp gsr gss gsu gu- gua guc gue gug guk gup gur gus guu ka- kaa kac kae kag kak kap kar kas kau kca kcc kce kcg kck kcp kcr kcs kcu ke- kea kec kee keg kek kep ker kes kga kgc kgp kgs kgu kkc kke kkk kkp kkr kks kku kpa kpc kpe kpk kpp kpr kps kpu kra krc krg krk krp krr krs kru ksa ksc kse ksg ksk ksp ksr kss ksu kuc kue kug kuk kup kur kus kuu p-p paa pac pae pag pak pap par pas pau pca pcc pce pcg pck pcp pcr pcs pcu pea pec pee peg pek pep per pes peu pga pgc pge pgg pgk pgp pgr pgs pka pkc pke pkg pkp pkr pks pku ppa ppc ppe ppg ppk ppp ppr pps ppu pra prc pre prg prk prp prr prs pru ps- psa psc pse psg psk psp psr pss psu pua puc pue pug puk pup pur pus puu ra- raa rac rae rag rak rap rar ras rau rca rcc rce rcg rcp rcr rcs rcu re- rea rec ree reg rek rep rer res reu rga rgc rge rgg rgk rgp rgr rgs rkc rke rkg rkk rkp rks rku rpa rpc rpe rpg rpk rpp rpr rps rpu rra rrc rrg rrk rrp rrr rrs rru rsa rsc rse rsg rsk rsp rsr rss rsu rua ruc rue rug ruk rup rur rus ruu saa sac sae sag sak sap sar sas sau sca scc sce scg sck scp scr scs scu se- sea sec see seg sek sep ser ses seu sga sgc sge sgg sgk sgp sgr sgs sgu sk- ska skc ske skg skk skp skr sks sku spa spc spe spg spk spp spr sps spu sr- sra src sre srg srk srp srr srs ss- ssa ssc sse ssg ssk ssp ssr sss ssu sua suc sue sug suk sup sur sus suu ua- uaa uac uae uag uak uap uar uas uau uca ucc uce ucg uck ucp ucr ucs ucu uea uec uee ueg uep uer ues uga ugc uge ugg ugk ugp ugr ugs ugu uka ukc uke ukk ukp ukr uku up- upa upc upe upg upk upp upr ups upu ur- ura urc ure urg urk urp urr urs uru usa usc use usg usk usp usr uss usu uua uuc uue uug uur uus uuu