-er a-a a-i aaa aae aag aai aan aao aar aau aax aea aee aeg aei aen aeo aer aeu aex ag- aga age agg agi agn ago agr agu agx ai- aia aie aig aii ain aio air aiu aix an- ana ane ang ani ann ano anr anu anx aoa aoe aog aoi aon aoo aor aou aox ar- ara are arg ari arn aro arr aru arx au- aua aue aug aui aun auo aur aux ax- axa axe axi axn axo axr axx eaa eae eag eai ean eao ear eau eax eea eee eeg een eeo eer eex ega ege egg egi egn ego egr egu egx eia eie eig eii ein eio eir eiu eix en- ena ene eng eni enn eno enr enu eo- eoa eoe eog eoi eon eoo eor eou era ere erg eri ern ero err eru eu- eua eue eug eui eun eur eux ex- exa exe exi exo exr exu exx gaa gae gag gai gan gao gar gau ge- gea gee geg gei gen geo ger geu gex gga ggg ggi ggn ggo ggr ggu gia gie gig gii gin gio gir giu gna gne gni gnn gno gnr gnu goa goe gog goi gon goo gor gou gox gra gre grg gri grn gro grr gru grx gu- gua gue gug gui gun guo gur guu gxa ia- iaa iae iag iai ian iao iar iau ie- iea iee ieg iei ien ier iex iga ige igg igi ign igo igr igu iia iie iii iin iio iir iiu iix in- ina ine ing ini inn ino inr inu inx io- ioa ioe iog ioi ion ioo ior iou ir- ira ire irg iri irn iro irr iru irx iu- iua iue iug iui iur ixe ixi ixn n-i naa nae nag nai nan nao nar nau nax ne- nea nee neg nei nen neo ner neu nex nga nge ngg ngi ngn ngo ngu nia nie nig nii nin nio nir niu nix nna nne nng nni nnn nno nnu no- noa noe nog noi non noo nor nou nox nra nre nrg nri nrn nro nrr nru nrx nua nue nug nui nun nuo nur nuu nux o-i oaa oae oag oai oan oao oar oau oax oea oee oeg oei oen oeo oer oex oga oge ogg ogi ogn ogo ogx oia oie oii oin oio oir oiu on- ona one ong oni onn ono onr onu onx oo- ooa oog ooi oon ooo oor oox or- ora ore org ori orn oro orr oru orx ou- oua oue oui oun ouo our ox- oxa oxi oxn oxo oxx ra- raa rae rag rai ran rao rar rau rax re- rea ree reg rei ren reo rer reu rex rga rge rgg rgi rgn rgo rgr rgx ria rie rig rii rin rio rir rix rna rng rni rnn rno rnr rnu roa roe rog roi ron roo ror rou rox rra rrg rri rrn rrr rru rua rue rug rui run ruo rur ruu rux rxr ua- uaa uae uag uai uan uao uar uau uea uee ueg uei uen uer uga uge ugg ugi ugn ugo ugr ugu ugx uia uie uig uii uin uio uir uiu un- una une ung uni unn uno unr unu unx uoa uoe uog uon uoo uor uox ur- ura ure urg uri urn uro urr uru urx uua uue uug uun uur uuu uxo uxr uxu xaa xag xan xar xau xee xeg xen xer xeu xex xge xgi xia xie xii xin xio xiu xix xna xno xnu xoa xog xoi xon xoo xor xox xrx xue xui xun xxi xxo xxx