-er a-a aaa aae aag aak aan aao aar aau aea aee aeg aek aen aeo aer aeu ag- aga age agg agk agn ago agr agu aka ake akg akk akn ako akr aku an- ana ane ang ank ann ano anr anu aoa aoe aog aok aon aoo aor aou ar- ara are arg ark arn aro arr aru au- aua aue aug auk aun auo aur eaa eae eag eak ean eao ear eau eea eee eeg eek een eeo eer ega ege egg egn ego egr egu eka eke ekg eko ekr eku en- ena ene eng enk enn eno enr enu eo- eoa eoe eog eok eon eoo eor eou era ere erg erk ern ero err eru eu- eua eue eug eun eur gaa gae gag gak gan gao gar gau ge- gea gee geg gek gen geo ger geu gga ggg ggn ggo ggr ggu gka gkn gko gna gne gnn gno gnr gnu goa goe gog gok gon goo gor gou gra gre grg grk grn gro grr gru gu- gua gue gug guk gun guo gur guu ka- kaa kae kag kak kan kao kar kau ke- kea kee keg kek ken keo ker kga kgo kgu kke kkk kkn kkr kku kn- kna kne kng knk knn kno knr knu koa koe kog kok kon koo kor kou kra krg krk krn kro krr kru kue kug kuk kun kur kuu naa nae nag nak nan nao nar nau ne- nea nee neg nek nen neo ner neu nga nge ngg ngk ngn ngo ngu nka nke nkk nkn nko nkr nku nna nne nng nnk nnn nno nnu no- noa noe nog nok non noo nor nou nra nre nrg nrk nrn nro nrr nru nua nue nug nuk nun nuo nur nuu oaa oae oag oak oan oao oar oau oea oee oeg oen oeo oer oga oge ogg ogn ogo oka oke okg okk oko okr oku on- ona one ong onk onn ono onr onu oo- ooa oog ook oon ooo oor or- ora ore org ork orn oro orr oru ou- oua oue ouk oun ouo our ra- raa rae rag rak ran rao rar rau re- rea ree reg rek ren reo rer reu rga rge rgg rgk rgn rgo rgr rke rkg rkk rko rku rna rng rnn rno rnr rnu roa roe rog rok ron roo ror rou rra rrg rrk rrn rrr rru rua rue rug ruk run ruo rur ruu ua- uaa uae uag uak uan uao uar uau uea uee ueg uen uer uga uge ugg ugk ugn ugo ugr ugu uka uke ukk ukn ukr uku un- una une ung unk unn uno unr unu uoa uoe uog uok uon uoo uor ur- ura ure urg urk urn uro urr uru uua uue uug uun uur uuu