-er -up a-a a-c aaa aac aae aag aan aao aap aar aas aau ac- aca acc ace acg acn aco acp acr acs acu aea aec aee aeg aen aeo aep aer aes aeu ag- aga agc age agg agn ago agp agr ags agu an- ana anc ane ang ann ano anp anr ans anu aoa aoc aoe aog aon aoo aop aor aos aou ap- apa apc ape apg apn apo app apr aps apu ar- ara arc are arg arn aro arp arr ars aru as- asa asc ase asg asn aso asp asr ass asu au- aua auc aue aug aun auo aup aur aus c-- caa cac cae cag can cao cap car cas cau cca ccc cce ccg ccn cco ccp ccr ccs ccu ce- cea cec cee ceg cen ceo cep cer ces ceu cga cgc cge cgg cgn cgo cgp cgr cgs cgu cn- cna cnc cne cng cnn cno cnp cnr cns cnu co- coa coc coe cog con coo cop cor cos cou cpa cpc cpe cpg cpn cpo cpp cpr cps cpu cra crc cre crg crn cro crp crr crs cru csa csc cse csg csn cso csp csr css csu cua cuc cue cug cun cuo cup cur cus cuu eaa eac eae eag ean eao eap ear eas eau ec- eca ecc ece ecg ecn eco ecr ecs ecu eea eec eee eeg een eeo eep eer ees ega egc ege egg egn ego egp egr egs egu en- ena enc ene eng enn eno enp enr ens enu eo- eoa eoc eoe eog eon eoo eop eor eos eou ep- epa epc epe epg epn epo epp epr eps epu era erc ere erg ern ero erp err ers eru es- esa esc ese esg esn eso esp esr ess esu eu- eua euc eue eug eun eup eur eus g-p gaa gac gae gag gan gao gap gar gas gau gca gcc gce gcg gcn gco gcp gcr gcs gcu ge- gea gec gee geg gen geo gep ger ges geu gga ggc ggg ggn ggo ggp ggr ggs ggu gna gnc gne gnn gno gnp gnr gns gnu goa goc goe gog gon goo gop gor gos gou gpa gpc gpe gpg gpn gpo gpp gpr gps gpu gra grc gre grg grn gro grp grr grs gru gsa gsc gse gsg gsn gso gsp gsr gss gsu gu- gua guc gue gug gun guo gup gur gus guu naa nac nae nag nan nao nap nar nas nau nca ncc nce ncg ncn nco ncp ncr ncs ncu ne- nea nec nee neg nen neo nep ner nes neu nga ngc nge ngg ngn ngo ngp ngs ngu nna nnc nne nng nnn nno nnp nns nnu no- noa noc noe nog non noo nop nor nos nou npa npc npe npg npn npo npp npr nps npu nra nrc nre nrg nrn nro nrp nrr nrs nru nsa nsc nse nsg nsn nso nsp nsr nss nsu nua nuc nue nug nun nuo nup nur nus nuu oaa oac oae oag oan oao oap oar oas oau oc- oca occ ocg ocn oco ocp ocr ocs ocu oea oec oee oeg oen oeo oep oer oes oga ogc oge ogg ogn ogo ogp ogs on- ona onc one ong onn ono onp onr ons onu oo- ooa ooc oog oon ooo oop oor oos op- opa opc ope opg opn opo opp opr ops or- ora orc ore org orn oro orp orr ors oru os- osa osc ose osg osn oso osp osr oss osu ou- oua ouc oue oun ouo oup our ous p-p paa pac pae pag pan pao pap par pas pau pca pcc pce pcg pcn pco pcp pcr pcs pcu pea pec pee peg pen peo pep per pes peu pga pgc pge pgg pgn pgo pgp pgr pgs pn- pna pnc pne png pnn pno pnp pnr pns pnu poa poc poe pog pon poo pop por pos pou ppa ppc ppe ppg ppn ppo ppp ppr pps ppu pra prc pre prg prn pro prp prr prs pru ps- psa psc pse psg psn pso psp psr pss psu pua puc pue pug pun pup pur pus puu ra- raa rac rae rag ran rao rap rar ras rau rca rcc rce rcg rcn rco rcp rcr rcs rcu re- rea rec ree reg ren reo rep rer res reu rga rgc rge rgg rgn rgo rgp rgr rgs rna rnc rng rnn rno rnp rnr rns rnu roa roc roe rog ron roo rop ror ros rou rpa rpc rpe rpg rpn rpo rpp rpr rps rpu rra rrc rrg rrn rrp rrr rrs rru rsa rsc rse rsg rsn rso rsp rsr rss rsu rua ruc rue rug run ruo rup rur rus ruu saa sac sae sag san sao sap sar sas sau sca scc sce scg scn sco scp scr scs scu se- sea sec see seg sen seo sep ser ses seu sga sgc sge sgg sgn sgo sgp sgr sgs sgu sna snc sne sng snn sno snp snr sns snu soa soc soe sog son soo sop sor sos sou spa spc spe spg spn spo spp spr sps spu sr- sra src sre srg srn sro srp srr srs ss- ssa ssc sse ssg ssn sso ssp ssr sss ssu sua suc sue sug sun suo sup sur sus suu ua- uaa uac uae uag uan uao uap uar uas uau uca ucc uce ucg ucn uco ucp ucr ucs ucu uea uec uee ueg uen uep uer ues uga ugc uge ugg ugn ugo ugp ugr ugs ugu un- una unc une ung unn uno unp unr uns unu uoa uoc uoe uog uon uoo uop uor uos up- upa upc upe upg upn upo upp upr ups upu ur- ura urc ure urg urn uro urp urr urs uru usa usc use