-er -up a-a aaa aae aak aan aap aar aau aav aea aee aek aen aep aer aeu aev aka ake akk akn akp akr aku akv an- ana ane ank ann anp anr anu anv ap- apa ape apk apn app apr apu apv ar- ara are ark arn arp arr aru arv au- aua aue auk aun aup aur auv av- ava ave avk avn avp avr avu eaa eae eak ean eap ear eau eav eea eee eek een eep eer eev eka eke ekp ekr eku ekv en- ena ene enk enn enp enr enu env ep- epa epe epn epp epr epu era ere erk ern erp err eru erv eu- eua eue eun eup eur euv eva eve evn evp evr evv ka- kaa kae kak kan kap kar kau kav ke- kea kee kek ken kep ker kev kke kkk kkn kkp kkr kku kkv kn- kna kne knk knn knp knr knu kpa kpe kpk kpn kpp kpr kpu kpv kra krk krn krp krr kru krv kue kuk kun kup kur kuu kva kvk kvn kvp kvr kvv naa nae nak nan nap nar nau nav ne- nea nee nek nen nep ner neu nev nka nke nkk nkn nkp nkr nku nna nne nnk nnn nnp nnu nnv npa npe npn npp npr npu npv nra nre nrk nrn nrp nrr nru nrv nua nue nuk nun nup nur nuu nuv nva nve nvk nvn nvp nvu nvv p-p paa pae pak pan pap par pau pav pea pee pek pen pep per peu pev pka pke pkn pkp pkr pku pn- pna pne pnk pnn pnp pnr pnu pnv ppa ppe ppk ppn ppp ppr ppu ppv pra pre prk prn prp prr pru prv pua pue puk pun pup pur puu pva pve pvk pvn pvp pvr pvu pvv ra- raa rae rak ran rap rar rau rav re- rea ree rek ren rep rer reu rev rke rkk rkp rku rkv rna rnn rnp rnr rnu rnv rpa rpe rpk rpn rpp rpr rpu rpv rra rrk rrn rrp rrr rru rua rue ruk run rup rur ruu ruv rva rve rvn rvp rvr rvu rvv ua- uaa uae uak uan uap uar uau uav uea uee uen uep uer uka uke ukk ukn ukp ukr uku un- una une unk unn unp unr unu unv up- upa upe upk upn upp upr upu upv ur- ura ure urk urn urp urr uru uua uue uun uur uuu uva uve uvu uvv v-a v-e vaa vae vak van vap var vau vav vea vee vek ven vep ver veu vka vkp vn- vna vnp vnr vnu vnv vpa vpe vpk vpn vpp vpr vpu vra vre vrk vrn vrp vrr vru vue vuk vup vur vuv vva vvr vvv