-er a-a a-i aaa aae aag aah aai aan aar aax aea aee aeg aeh aei aen aer aex ag- aga age agg agh agi agn agr agx aha ahe ahg ahh ahi ahn ahr ahx ai- aia aie aig aih aii ain air aix an- ana ane ang anh ani ann anr anx ar- ara are arg arh ari arn arr arx ax- axa axe axh axi axn axr axx eaa eae eag eah eai ean ear eax eea eee eeg een eer eex ega ege egg egh egi egn egr egx eha ehe ehg ehh ehi ehn ehr eia eie eig eii ein eir eix en- ena ene eng enh eni enn enr era ere erg erh eri ern err ex- exa exe exh exi exr exx gaa gae gag gah gai gan gar ge- gea gee geg geh gei gen ger gex gga ggg ggh ggi ggn ggr gha ghe ghg ghh ghi ghn ghr gia gie gig gih gii gin gir gna gne gni gnn gnr gra gre grg grh gri grn grr grx gxa h-i haa hae hag hah hai han har hax he- hea hee heg heh hei hen her hex hga hge hgg hgh hgi hgn hgr hha hhe hhg hhh hhi hhn hhr hia hie hig hih hii hin hir hix hna hne hng hnh hnn hr- hra hre hrg hrh hri hrn hrr ia- iaa iae iag iah iai ian iar ie- iea iee ieg iei ien ier iex iga ige igg igh igi ign igr iha ihe ihg ihh ihi ihn ihr iia iie iih iii iin iir iix in- ina ine ing inh ini inn inr inx ir- ira ire irg iri irn irr irx ixe ixi ixn n-i naa nae nag nah nai nan nar nax ne- nea nee neg neh nei nen ner nex nga nge ngg ngh ngi ngn nha nhe nhg nhh nhi nhn nhr nia nie nig nih nii nin nir nix nna nne nng nnh nni nnn nra nre nrg nri nrn nrr nrx ra- raa rae rag rah rai ran rar rax re- rea ree reg reh rei ren rer rex rga rge rgg rgh rgi rgn rgr rgx rh- rha rhe rhg rhh rhi rhn rhr ria rie rig rih rii rin rir rix rna rng rnh rni rnn rnr rra rrg rrh rri rrn rrr rxr xaa xag xan xar xee xeg xen xer xex xge xgi xia xie xii xin xix xna xrx xxi xxx