-er a-a a-i aaa aae aag aai aak aan aao aar aea aee aeg aei aek aen aeo aer ag- aga age agg agi agk agn ago agr ai- aia aie aig aii aik ain aio air aka ake akg aki akk akn ako akr an- ana ane ang ani ank ann ano anr aoa aoe aog aoi aok aon aoo aor ar- ara are arg ari ark arn aro arr eaa eae eag eai eak ean eao ear eea eee eeg eek een eeo eer ega ege egg egi egn ego egr eia eie eig eii eik ein eio eir eka eke ekg eki eko ekr en- ena ene eng eni enk enn eno enr eo- eoa eoe eog eoi eok eon eoo eor era ere erg eri erk ern ero err gaa gae gag gai gak gan gao gar ge- gea gee geg gei gek gen geo ger gga ggg ggi ggn ggo ggr gia gie gig gii gik gin gio gir gka gkn gko gna gne gni gnn gno gnr goa goe gog goi gok gon goo gor gra gre grg gri grk grn gro grr ia- iaa iae iag iai ian iao iar ie- iea iee ieg iei iek ien ier iga ige igg igi igk ign igo igr iia iie iii iin iio iir ika ike iki ikk iko ikr in- ina ine ing ini ink inn ino inr io- ioa ioe iog ioi ion ioo ior ir- ira ire irg iri irk irn iro irr ka- kaa kae kag kai kak kan kao kar ke- kea kee keg kei kek ken keo ker kga kgi kgo kia kie kig kii kik kin kio kir kke kki kkk kkn kkr kn- kna kne kng kni knk knn kno knr koa koe kog koi kok kon koo kor kra krg kri krk krn kro krr n-i naa nae nag nai nak nan nao nar ne- nea nee neg nei nek nen neo ner nga nge ngg ngi ngk ngn ngo nia nie nig nii nik nin nio nir nka nke nki nkk nkn nko nkr nna nne nng nni nnk nnn nno no- noa noe nog noi nok non noo nor nra nre nrg nri nrk nrn nro nrr o-i oaa oae oag oai oak oan oao oar oea oee oeg oei oen oeo oer oga oge ogg ogi ogn ogo oia oie oii oik oin oio oir oka oke okg oki okk oko okr on- ona one ong oni onk onn ono onr oo- ooa oog ooi ook oon ooo oor or- ora ore org ori ork orn oro orr ra- raa rae rag rai rak ran rao rar re- rea ree reg rei rek ren reo rer rga rge rgg rgi rgk rgn rgo rgr ria rie rig rii rik rin rio rir rke rkg rkk rko rna rng rni rnn rno rnr roa roe rog roi rok ron roo ror rra rrg rri rrk rrn rrr