-er a-a a-i aaa aad aae aah aai aao aar ad- ada add ade adh adi ado adr aea aed aee aeh aei aeo aer aha ahd ahe ahh ahi aho ahr ai- aia aid aie aih aii aio air aoa aod aoe aoh aoi aoo aor ar- ara ard are arh ari aro arr daa dad dae dah dai dao dar dda ddd dde ddh ddi ddo ddr de- dea ded dee deh dei deo der dh- dha dhd dhe dhh dhi dho dhr di- dia did die dih dii dio dir doa dod doe doh doi doo dor dra drd dre dri dro drr eaa ead eae eah eai eao ear ed- eda edd ede edh edi edo edr eea eed eee eeo eer eha ehd ehe ehh ehi eho ehr eia eid eie eii eio eir eo- eoa eod eoe eoh eoi eoo eor era erd ere erh eri ero err h-i haa had hae hah hai hao har hda hdd hde hdh hdi hdo hdr he- hea hed hee heh hei heo her hha hhd hhe hhh hhi hho hhr hia hid hie hih hii hio hir hoa hod hoe hoh hoi hoo hor hr- hra hrd hre hrh hri hro hrr i-d ia- iaa iad iae iah iai iao iar ida idd ide idh idi ido idr ie- iea ied iee iei ier iha ihd ihe ihh ihi iho ihr iia iid iie iih iii iio iir io- ioa iod ioe ioh ioi ioo ior ir- ira ird ire iri iro irr o-i oaa oad oae oah oai oao oar oda odd ode odh odi odo odr oea oed oee oeh oei oeo oer oha ohd ohe ohh ohi oho ohr oia oid oie oii oio oir oo- ooa ood ooh ooi ooo oor or- ora ord ore orh ori oro orr ra- raa rad rae rah rai rao rar rda rdd rde rdh rdi rdo rdr re- rea red ree reh rei reo rer rh- rha rhd rhe rhh rhi rho rhr ria rid rie rih rii rio rir roa rod roe roh roi roo ror rra rrd rrh rri rrr