-er ddd dde ddh ddi ddl ddp ddr dds de- ded dee deh dei del dep der des dh- dhd dhe dhh dhi dhl dhp dhr dhs di- did die dih dii dil dip dir dis dl- dld dle dlh dli dll dlp dlr dls dpd dpe dph dpi dpl dpp dpr dps drd dre dri drl drp drr drs dsd dse dsh dsi dsl dsp dsr dss ed- edd ede edh edi edl edp edr eds eed eee eel eep eer ees ehd ehe ehh ehi ehl ehp ehr ehs eid eie eii eil eip eir eis eld ele elh eli ell elp elr els ep- epd epe eph epi epl epp epr eps erd ere erh eri erl erp err ers es- esd ese esh esi esl esp esr ess h-i hdd hde hdh hdi hdl hdp hdr hds he- hed hee heh hei hel hep her hes hhd hhe hhh hhi hhl hhp hhr hhs hid hie hih hii hil hip hir his hld hle hlh hli hll hlp hlr hls hpd hpe hph hpi hpl hpp hpr hps hr- hrd hre hrh hri hrl hrp hrr hrs hsd hse hsh hsi hsl hsp hsr hss i-d idd ide idh idi idl idp idr ids ie- ied iee iei iel iep ier ies ihd ihe ihh ihi ihl ihp ihr ihs iid iie iih iii iil iip iir iis il- ild ile ilh ili ill ilp ilr ils ipd ipe ipi ipl ipp ipr ips ir- ird ire iri irl irp irr irs is- isd ise ish isi isl isp isr iss l-p ldd lde ldh ldi ldl ldp ldr lds led lee leh lei lel lep ler les lhd lhh lhi lhp lhr lhs lid lie lih lii lil lip lir lis lld lle lli lll llp llr lls lpd lpe lph lpi lpl lpp lpr lps lrd lrh lri lrp lrr lrs lsd lse lsh lsi lsl lsp lsr lss p-p pdd pde pdh pdi pdl pdp pdr pds ped pee peh pei pel pep per pes phd phe phi phl php phr phs pid pie pih pii pil pip pir pis pld ple plh pli pll plp plr pls ppd ppe pph ppi ppl ppp ppr pps prd pre prh pri prl prp prr prs ps- psd pse psh psi psl psp psr pss rdd rde rdh rdi rdl rdp rdr rds re- red ree reh rei rel rep rer res rh- rhd rhe rhh rhi rhl rhp rhr rhs rid rie rih rii ril rip rir ris rld rle rlh rli rll rlp rlr rls rpd rpe rph rpi rpl rpp rpr rps rrd rrh rri rrl rrp rrr rrs rsd rse rsh rsi rsl rsp rsr rss sdd sde sdh sdi sdl sdp sdr sds se- sed see seh sei sel sep ser ses sh- shd she shh shi shl shp shr shs sid sie sih sii sil sip sir sis sld sle slh sli sll slp slr sls spd spe sph spi spl spp spr sps sr- srd sre srh sri srl srp srr srs ss- ssd sse ssh ssi ssl ssp ssr sss