-er eee eem eeo eer eex ehe ehh ehi ehm eho ehr eie eii eim eio eir eix em- eme emh emi emm emo emr emx eo- eoe eoh eoi eom eoo eor ere erh eri erm ero err ex- exe exh exi exo exr exx h-i he- hee heh hei hem heo her hex hhe hhh hhi hhm hho hhr hie hih hii him hio hir hix hme hmh hmi hmm hmo hmr hmx hoe hoh hoi hom hoo hor hox hr- hre hrh hri hrm hro hrr hxm ie- iee iei iem ier iex ihe ihh ihi ihm iho ihr iie iih iii iim iio iir iix im- ime imh imi imm imo imx io- ioe ioh ioi iom ioo ior ir- ire iri irm iro irr irx ixe ixi m-o m-r mee meh mei mem meo mer mex mhh mhi mhm mho mhr mhx mi- mie mih mii mim mio mir mix mme mmh mmi mmm mmo mmr mmx moe moh moi mom moo mor mox mre mrh mri mrm mro mrr mrx mxi mxr o-i oee oeh oei oem oeo oer oex ohe ohh ohi ohm oho ohr oie oii oim oio oir om- ome omh omi omm omo omr omx oo- ooh ooi oom ooo oor oox or- ore orh ori orm oro orr orx ox- oxi oxo oxx re- ree reh rei rem reo rer rex rh- rhe rhh rhi rhm rho rhr rie rih rii rim rio rir rix rme rmh rmi rmm rmo rmr rmx roe roh roi rom roo ror rox rrh rri rrm rrr rxr xee xem xer xex xie xii xio xix xmh xmi xmm xmo xmr xmx xoi xom xoo xor xox xrx xxi xxo xxx