-er ddd dde ddh ddl ddr de- ded dee deh del der dh- dhd dhe dhh dhl dhr dl- dld dle dlh dll dlr drd dre drl drr ed- edd ede edh edl edr eed eee eel eer ehd ehe ehh ehl ehr eld ele elh ell elr erd ere erh erl err hdd hde hdh hdl hdr he- hed hee heh hel her hhd hhe hhh hhl hhr hld hle hlh hll hlr hr- hrd hre hrh hrl hrr ldd lde ldh ldl ldr led lee leh lel ler lhd lhh lhr lld lle lll llr lrd lrh lrr rdd rde rdh rdl rdr re- red ree reh rel rer rh- rhd rhe rhh rhl rhr rld rle rlh rll rlr rrd rrh rrl rrr