-er a-a aaa aae aag aan aao aar aau aea aee aeg aen aeo aer aeu ag- aga age agg agn ago agr agu an- ana ane ang ann ano anr anu aoa aoe aog aon aoo aor aou ar- ara are arg arn aro arr aru au- aua aue aug aun auo aur eaa eae eag ean eao ear eau eea eee eeg een eeo eer ega ege egg egn ego egr egu en- ena ene eng enn eno enr enu eo- eoa eoe eog eon eoo eor eou era ere erg ern ero err eru eu- eua eue eug eun eur gaa gae gag gan gao gar gau ge- gea gee geg gen geo ger geu gga ggg ggn ggo ggr ggu gna gne gnn gno gnr gnu goa goe gog gon goo gor gou gra gre grg grn gro grr gru gu- gua gue gug gun guo gur guu naa nae nag nan nao nar nau ne- nea nee neg nen neo ner neu nga nge ngg ngn ngo ngu nna nne nng nnn nno nnu no- noa noe nog non noo nor nou nra nre nrg nrn nro nrr nru nua nue nug nun nuo nur nuu oaa oae oag oan oao oar oau oea oee oeg oen oeo oer oga oge ogg ogn ogo on- ona one ong onn ono onr onu oo- ooa oog oon ooo oor or- ora ore org orn oro orr oru ou- oua oue oun ouo our ra- raa rae rag ran rao rar rau re- rea ree reg ren reo rer reu rga rge rgg rgn rgo rgr rna rng rnn rno rnr rnu roa roe rog ron roo ror rou rra rrg rrn rrr rru rua rue rug run ruo rur ruu ua- uaa uae uag uan uao uar uau uea uee ueg uen uer uga uge ugg ugn ugo ugr ugu un- una une ung unn uno unr unu uoa uoe uog uon uoo uor ur- ura ure urg urn uro urr uru uua uue uug uun uur uuu