-er -up a-a aaa aae aaf aak aan aao aap aar aau aea aee aef aek aen aeo aep aer aeu af- afa afe aff afk afn afo afp afr afu aka ake akk akn ako akp akr aku an- ana ane anf ank ann ano anp anr anu aoa aoe aof aok aon aoo aop aor aou ap- apa ape apf apk apn apo app apr apu ar- ara are arf ark arn aro arp arr aru au- aua aue auf auk aun auo aup aur eaa eae eaf eak ean eao eap ear eau eea eee eef eek een eeo eep eer ef- efa efe eff efo efp efr eka eke ekf eko ekp ekr eku en- ena ene enf enk enn eno enp enr enu eo- eoa eoe eof eok eon eoo eop eor eou ep- epa epe epf epn epo epp epr epu era ere erf erk ern ero erp err eru eu- eua eue euf eun eup eur faa fae faf fak fan fao fap far fau fea fee fef fek fen feo fep fer feu ffa ffe fff ffk ffn ffo ffp ffr ffu fka fkf fkk fkp fna fne fnf fnk fnn fnp fnr fnu foa foe fof fok fon foo fop for fou fpa fpe fpk fpn fpo fpp fpr fpu fra fre frf frk frn fro frp frr fru fua fue fuf fuk fun fuo fup fur fuu ka- kaa kae kaf kak kan kao kap kar kau ke- kea kee kef kek ken keo kep ker kfa kff kfo kfu kke kkk kkn kkp kkr kku kn- kna kne knf knk knn kno knp knr knu koa koe kof kok kon koo kop kor kou kpa kpe kpf kpk kpn kpo kpp kpr kpu kra krf krk krn kro krp krr kru kue kuk kun kup kur kuu naa nae naf nak nan nao nap nar nau ne- nea nee nef nek nen neo nep ner neu nfa nfe nff nfk nfn nfo nfp nfr nfu nka nke nkf nkk nkn nko nkp nkr nku nna nne nnf nnk nnn nno nnp nnu no- noa noe nof nok non noo nop nor nou npa npe npf npn npo npp npr npu nra nre nrf nrk nrn nro nrp nrr nru nua nue nuk nun nuo nup nur nuu oaa oae oaf oak oan oao oap oar oau oea oee oef oen oeo oep oer of- ofa ofe off ofn ofo ofp ofr ofu oka oke okk oko okp okr oku on- ona one onf onk onn ono onp onr onu oo- ooa oof ook oon ooo oop oor op- opa ope opf opk opn opo opp opr or- ora ore orf ork orn oro orp orr oru ou- oua oue ouf ouk oun ouo oup our p-p paa pae paf pak pan pao pap par pau pea pee pef pek pen peo pep per peu pfa pfe pff pfk pfn pfo pfp pfr pfu pka pke pkf pkn pko pkp pkr pku pn- pna pne pnf pnk pnn pno pnp pnr pnu poa poe pof pok pon poo pop por pou ppa ppe ppf ppk ppn ppo ppp ppr ppu pra pre prf prk prn pro prp prr pru pua pue puf puk pun pup pur puu ra- raa rae raf rak ran rao rap rar rau re- rea ree ref rek ren reo rep rer reu rfa rfe rff rfk rfn rfo rfp rfr rfu rke rkf rkk rko rkp rku rna rnn rno rnp rnr rnu roa roe rof rok ron roo rop ror rou rpa rpe rpf rpk rpn rpo rpp rpr rpu rra rrf rrk rrn rrp rrr rru rua rue ruf ruk run ruo rup rur ruu ua- uaa uae uaf uak uan uao uap uar uau uea uee uef uen uep uer ufa ufe uff ufn ufo ufp ufr ufu uka uke ukf ukk ukn ukp ukr uku un- una une unf unk unn uno unp unr unu uoa uoe uok uon uoo uop uor up- upa upe upf upk upn upo upp upr upu ur- ura ure urf urk urn uro urp urr uru uua uue uun uur uuu