-er ddd dde ddh ddl ddr dds ddu de- ded dee deh del der des deu dh- dhd dhe dhh dhl dhr dhs dhu dl- dld dle dlh dll dlr dls dlu drd dre drl drr drs dru dsd dse dsh dsl dsr dss dsu dud due duh dul dur dus ed- edd ede edh edl edr eds edu eed eee eel eer ees ehd ehe ehh ehl ehr ehs ehu eld ele elh ell elr els elu erd ere erh erl err ers eru es- esd ese esh esl esr ess esu eu- eud eue eul eur eus hdd hde hdh hdl hdr hds hdu he- hed hee heh hel her hes heu hhd hhe hhh hhl hhr hhs hhu hld hle hlh hll hlr hls hlu hr- hrd hre hrh hrl hrr hrs hru hsd hse hsh hsl hsr hss hsu hud hue huh hul hur hus huu ldd lde ldh ldl ldr lds ldu led lee leh lel ler les leu lhd lhh lhr lhs lhu lld lle lll llr lls llu lrd lrh lrr lrs lru lsd lse lsh lsl lsr lss lsu lud lue luh lul lur lus luu rdd rde rdh rdl rdr rds rdu re- red ree reh rel rer res reu rh- rhd rhe rhh rhl rhr rhs rhu rld rle rlh rll rlr rls rlu rrd rrh rrl rrr rrs rru rsd rse rsh rsl rsr rss rsu rud rue ruh rur rus ruu sdd sde sdh sdl sdr sds sdu se- sed see seh sel ser ses seu sh- shd she shh shl shr shs shu sld sle slh sll slr sls slu sr- srd sre srh srl srr srs ss- ssd sse ssh ssl ssr sss ssu sud sue suh sul sur sus suu udd ude udl udr uds udu ued uee ueh uel uer ues uhd uhe uhh uhl uhr uhs uhu uld ule ull ulr uls ulu ur- urd ure url urr urs uru usd use ush usl usr uss usu uue uur uus uuu