-er ddd dde ddl ddm ddp ddr ddt de- ded dee del dem dep der det dl- dld dle dll dlm dlp dlr dlt dmd dme dml dmm dmp dmr dmt dpd dpe dpl dpm dpp dpr dpt drd dre drl drm drp drr drt dtd dte dtl dtm dtp dtr dtt ed- edd ede edl edm edp edr edt eed eee eel eem eep eer eet eld ele ell elm elp elr elt em- emd eme eml emm emp emr emt ep- epd epe epl epm epp epr ept erd ere erl erm erp err ert etd ete etl etm etp etr ett l-p ldd lde ldl ldm ldp ldr ldt led lee lel lem lep ler let lld lle lll llm llp llr llt lmd lme lml lmm lmp lmr lmt lpd lpe lpl lpm lpp lpr lpt lrd lrm lrp lrr lrt ltd lte ltl ltm ltp ltr ltt m-r mdd mde mdl mdm mdp mdr mdt med mee mel mem mep mer met mld mle mll mlm mlp mlr mlt mmd mme mml mmm mmp mmr mmt mpd mpe mpl mpm mpp mpr mpt mrd mre mrl mrm mrp mrr mrt mtd mte mtl mtm mtp mtr mtt p-p pdd pde pdl pdm pdp pdr pdt ped pee pel pem pep per pet pld ple pll plm plp plr plt pmd pme pml pmm pmp pmr pmt ppd ppe ppl ppm ppp ppr ppt prd pre prl prm prp prr prt pt- ptd pte ptl ptm ptp ptr ptt rdd rde rdl rdm rdp rdr rdt re- red ree rel rem rep rer ret rld rle rll rlm rlp rlr rlt rmd rme rml rmm rmp rmr rmt rpd rpe rpl rpm rpp rpr rpt rrd rrl rrm rrp rrr rrt rtd rte rtl rtm rtp rtr rtt tdd tde tdl tdm tdp tdr tdt te- ted tee tel tem tep ter tet tld tle tll tlm tlp tlr tlt tmd tme tml tmm tmp tmr tmt tpd tpe tpl tpm tpp tpr tpt trd tre trl trm trp trr trt ttd tte ttl ttm ttp ttr ttt