-er -up a-a a-c aaa aac aae aak aan aap aar aas aau ac- aca acc ace ack acn acp acr acs acu aea aec aee aek aen aep aer aes aeu aka akc ake akk akn akp akr aks aku an- ana anc ane ank ann anp anr ans anu ap- apa apc ape apk apn app apr aps apu ar- ara arc are ark arn arp arr ars aru as- asa asc ase ask asn asp asr ass asu au- aua auc aue auk aun aup aur aus c-- caa cac cae cak can cap car cas cau cca ccc cce cck ccn ccp ccr ccs ccu ce- cea cec cee cek cen cep cer ces ceu cka ckc cks cn- cna cnc cne cnn cnp cnr cns cnu cpa cpc cpe cpk cpn cpp cpr cps cpu cra crc cre crk crn crp crr crs cru csa csc cse csk csn csp csr css csu cua cuc cue cuk cun cup cur cus cuu eaa eac eae eak ean eap ear eas eau ec- eca ecc ece eck ecn ecr ecs ecu eea eec eee eek een eep eer ees eka ekc eke ekp ekr eks eku en- ena enc ene enk enn enp enr ens enu ep- epa epc epe epn epp epr eps epu era erc ere erk ern erp err ers eru es- esa esc ese esk esn esp esr ess esu eu- eua euc eue eun eup eur eus ka- kaa kac kae kak kan kap kar kas kau kca kcc kce kck kcn kcp kcr kcs kcu ke- kea kec kee kek ken kep ker kes kkc kke kkk kkn kkp kkr kks kku kn- kna knc kne knk knn knp knr knu kpa kpc kpe kpk kpn kpp kpr kps kpu kra krc krk krn krp krr krs kru ksa ksc kse ksk ksn ksp ksr kss ksu kuc kue kuk kun kup kur kus kuu naa nac nae nak nan nap nar nas nau nca ncc nce nck ncn ncp ncr ncs ncu ne- nea nec nee nek nen nep ner nes neu nka nkc nke nkk nkn nkp nkr nks nku nna nnc nne nnk nnn nnp nns nnu npa npc npe npn npp npr nps npu nra nrc nre nrk nrn nrp nrr nrs nru nsa nsc nse nsk nsn nsp nsr nss nsu nua nuc nue nuk nun nup nur nus nuu p-p paa pac pae pak pan pap par pas pau pca pcc pce pck pcn pcp pcr pcs pcu pea pec pee pek pen pep per pes peu pka pkc pke pkn pkp pkr pks pku pn- pna pnc pne pnk pnn pnp pnr pns pnu ppa ppc ppe ppk ppn ppp ppr pps ppu pra prc pre prk prn prp prr prs pru ps- psa psc pse psk psn psp psr pss psu pua puc pue puk pun pup pur pus puu ra- raa rac rae rak ran rap rar ras rau rca rcc rce rcn rcp rcr rcs rcu re- rea rec ree rek ren rep rer res reu rkc rke rkk rkp rks rku rna rnc rnn rnp rnr rns rnu rpa rpc rpe rpk rpn rpp rpr rps rpu rra rrc rrk rrn rrp rrr rrs rru rsa rsc rse rsk rsn rsp rsr rss rsu rua ruc rue ruk run rup rur rus ruu saa sac sae sak san sap sar sas sau sca scc sce sck scn scp scr scs scu se- sea sec see sek sen sep ser ses seu sk- ska skc ske skk skp skr sks sku sna snc sne snk snn snp snr sns snu spa spc spe spk spn spp spr sps spu sr- sra src sre srk srn srp srr srs ss- ssa ssc sse ssk ssn ssp ssr sss ssu sua suc sue suk sun sup sur sus suu ua- uaa uac uae uak uan uap uar uas uau uca ucc uce uck ucn ucp ucr ucs ucu uea uec uee uen uep uer ues uka ukc uke ukk ukn ukp ukr uku un- una unc une unk unn unp unr uns unu up- upa upc upe upk upn upp upr ups upu ur- ura urc ure urk urn urp urr urs uru usa usc use usk usn usp usr uss usu uua uuc uue uun uur uus uuu