-al -er -up a-a a-c a-t aaa aac aae aag aal aap aar aas aat aau ac- aca acc ace acg acl acp acr acs act acu aea aec aee aeg ael aep aer aes aet aeu ag- aga agc age agg agl agp agr ags agt agu al- ala alc ale alg all alp alr als alt alu ap- apa apc ape apg apl app apr aps apt apu ar- ara arc are arg arl arp arr ars art aru as- asa asc ase asg asl asp asr ass ast asu at- ata atc ate atg atl atp atr ats att atu au- aua auc aue aug aul aup aur aus aut c-- caa cac cae cag cal cap car cas cat cau cca ccc cce ccg ccl ccp ccr ccs cct ccu ce- cea cec cee ceg cel cep cer ces cet ceu cga cgc cge cgg cgl cgp cgr cgs cgt cgu cl- cla clc cle clg cll clp clr cls clt clu cpa cpc cpe cpg cpl cpp cpr cps cpt cpu cra crc cre crg crl crp crr crs crt cru csa csc cse csg csl csp csr css cst csu cta ctc cte ctg ctl ctp ctr cts ctt ctu cua cuc cue cug cul cup cur cus cut cuu eaa eac eae eag eal eap ear eas eat eau ec- eca ecc ece ecg ecl ecr ecs ect ecu eea eec eee eeg eel eep eer ees eet ega egc ege egg egl egp egr egs egt egu ela elc ele elg ell elp elr els elt elu ep- epa epc epe epg epl epp epr eps ept epu era erc ere erg erl erp err ers ert eru es- esa esc ese esg esl esp esr ess est esu eta etc ete etg etl etp etr ets ett etu eu- eua euc eue eug eul eup eur eus eut g-p gaa gac gae gag gal gap gar gas gat gau gca gcc gce gcg gcl gcp gcr gcs gct gcu ge- gea gec gee geg gel gep ger ges get geu gga ggc ggg ggp ggr ggs ggt ggu gla glc gle glg gll glp glr gls glt glu gpa gpc gpe gpg gpl gpp gpr gps gpt gpu gra grc gre grg grl grp grr grs grt gru gsa gsc gse gsg gsl gsp gsr gss gst gsu gta gtc gte gtg gtl gtp gtr gts gtt gtu gu- gua guc gue gug gul gup gur gus gut guu l-p la- laa lac lae lag lal lap lar las lat lau lca lcc lce lcg lcl lcp lcr lcs lct lcu lea lec lee leg lel lep ler les let leu lga lgc lge lgg lgl lgp lgr lgs lgt lgu lla llc lle llg lll llp llr lls llt llu lpa lpc lpe lpg lpl lpp lpr lps lpt lpu lra lrc lrg lrp lrr lrs lrt lru lsa lsc lse lsg lsl lsp lsr lss lst lsu lta ltc lte ltg ltl ltp ltr lts ltt ltu lua luc lue lug lul lup lur lus lut luu p-p paa pac pae pag pal pap par pas pat pau pca pcc pce pcg pcl pcp pcr pcs pct pcu pea pec pee peg pel pep per pes pet peu pga pgc pge pgg pgl pgp pgr pgs pgt pla plc ple plg pll plp plr pls plt plu ppa ppc ppe ppg ppl ppp ppr pps ppt ppu pra prc pre prg prl prp prr prs prt pru ps- psa psc pse psg psl psp psr pss pst psu pt- pta ptc pte ptg ptl ptp ptr pts ptt ptu pua puc pue pug pul pup pur pus put puu ra- raa rac rae rag ral rap rar ras rat rau rca rcc rce rcg rcl rcp rcr rcs rct rcu re- rea rec ree reg rel rep rer res ret reu rga rgc rge rgg rgp rgr rgs rgt rla rlc rle rlg rll rlp rlr rls rlt rlu rpa rpc rpe rpg rpl rpp rpr rps rpt rpu rra rrc rrg rrl rrp rrr rrs rrt rru rsa rsc rse rsg rsl rsp rsr rss rst rsu rta rtc rte rtg rtl rtp rtr rts rtt rtu rua ruc rue rug rup rur rus rut ruu saa sac sae sag sal sap sar sas sat sau sca scc sce scg scl scp scr scs sct scu se- sea sec see seg sel sep ser ses set seu sga sgc sge sgg sgl sgp sgr sgs sgt sgu sla slc sle slg sll slp slr sls slt slu spa spc spe spg spl spp spr sps spt spu sr- sra src sre srg srl srp srr srs srt ss- ssa ssc sse ssg ssl ssp ssr sss sst ssu sta stc ste stg stl stp str sts stt stu sua suc sue sug sul sup sur sus sut suu taa tac tae tag tal tap tar tas tat tau tca tcc tce tcg tcl tcp tcr tcs tct tcu te- tea tec tee teg tel tep ter tes tet teu tga tgc tge tgg tgl tgp tgr tgs tgt tgu tla tlc tle tlg tll tlp tlr tls tlt tlu tpa tpc tpe tpg tpl tpp tpr tps tpt tpu tra trc tre trg trl trp trr trs trt tru tsa tsc tse tsg tsl tsp tsr tss tst tsu tta ttc tte ttg ttl ttp ttr tts ttt ttu tua tuc tue tug tul tup tur tus tut tuu ua- uaa uac uae uag ual uap uar uas uat uau uca ucc uce ucg ucl ucp ucr ucs uct ucu uea uec uee ueg uel uep uer ues uet uga ugc uge ugg ugl ugp ugr ugs ugt ugu ula ulc ule ulg ull ulp ulr uls ult ulu up- upa upc upe upg upp upr ups upt upu ur- ura urc ure urg url urp urr urs urt uru usa usc use usg usl usp usr uss