-er ddd dde ddh ddi ddl ddm ddp ddr dds de- ded dee deh dei del dem dep der des dh- dhd dhe dhh dhi dhl dhm dhp dhr dhs di- did die dih dii dil dim dip dir dis dl- dld dle dlh dli dll dlm dlp dlr dls dmd dme dmh dmi dml dmm dmp dmr dms dpd dpe dph dpi dpl dpm dpp dpr dps drd dre dri drl drm drp drr drs dsd dse dsh dsi dsl dsm dsp dsr dss ed- edd ede edh edi edl edm edp edr eds eed eee eel eem eep eer ees ehd ehe ehh ehi ehl ehm ehp ehr ehs eid eie eii eil eim eip eir eis eld ele elh eli ell elm elp elr els em- emd eme emh emi eml emm emp emr ems ep- epd epe eph epi epl epm epp epr eps erd ere erh eri erl erm erp err ers es- esd ese esh esi esl esm esp esr ess h-i hdd hde hdh hdi hdl hdm hdp hdr hds he- hed hee heh hei hel hem hep her hes hhd hhe hhh hhi hhl hhm hhp hhr hhs hid hie hih hii hil him hip hir his hld hle hlh hli hll hlm hlp hlr hls hmd hme hmh hmi hml hmm hmp hmr hms hpd hpe hph hpi hpl hpm hpp hpr hps hr- hrd hre hrh hri hrl hrm hrp hrr hrs hsd hse hsh hsi hsl hsm hsp hsr hss i-d idd ide idh idi idl idm idp idr ids ie- ied iee iei iel iem iep ier ies ihd ihe ihh ihi ihl ihm ihp ihr ihs iid iie iih iii iil iim iip iir iis il- ild ile ilh ili ill ilm ilp ilr ils im- imd ime imh imi iml imm imp ims ipd ipe ipi ipl ipm ipp ipr ips ir- ird ire iri irl irm irp irr irs is- isd ise ish isi isl ism isp isr iss l-p ldd lde ldh ldi ldl ldm ldp ldr lds led lee leh lei lel lem lep ler les lhd lhh lhi lhp lhr lhs lid lie lih lii lil lim lip lir lis lld lle lli lll llm llp llr lls lmd lme lmh lmi lml lmm lmp lmr lms lpd lpe lph lpi lpl lpm lpp lpr lps lrd lrh lri lrm lrp lrr lrs lsd lse lsh lsi lsl lsm lsp lsr lss m-r mdd mde mdh mdi mdl mdm mdp mdr mds med mee meh mei mel mem mep mer mes mhd mhh mhi mhl mhm mhp mhr mhs mi- mid mie mih mii mil mim mip mir mis mld mle mlh mli mll mlm mlp mlr mls mmd mme mmh mmi mml mmm mmp mmr mms mpd mpe mph mpi mpl mpm mpp mpr mps mrd mre mrh mri mrl mrm mrp mrr mrs msd mse msh msi msl msm msp msr mss p-p pdd pde pdh pdi pdl pdm pdp pdr pds ped pee peh pei pel pem pep per pes phd phe phi phl phm php phr phs pid pie pih pii pil pim pip pir pis pld ple plh pli pll plm plp plr pls pmd pme pmh pmi pml pmm pmp pmr pms ppd ppe pph ppi ppl ppm ppp ppr pps prd pre prh pri prl prm prp prr prs ps- psd pse psh psi psl psm psp psr pss rdd rde rdh rdi rdl rdm rdp rdr rds re- red ree reh rei rel rem rep rer res rh- rhd rhe rhh rhi rhl rhm rhp rhr rhs rid rie rih rii ril rim rip rir ris rld rle rlh rli rll rlm rlp rlr rls rmd rme rmh rmi rml rmm rmp rmr rms rpd rpe rph rpi rpl rpm rpp rpr rps rrd rrh rri rrl rrm rrp rrr rrs rsd rse rsh rsi rsl rsm rsp rsr rss sdd sde sdh sdi sdl sdm sdp sdr sds se- sed see seh sei sel sem sep ser ses sh- shd she shh shi shl shm shp shr shs sid sie sih sii sil sim sip sir sis sld sle slh sli sll slm slp slr sls smd sme smh smi sml smm smp smr sms spd spe sph spi spl spm spp spr sps sr- srd sre srh sri srl srm srp srr srs ss- ssd sse ssh ssi ssl ssm ssp ssr sss