-er ddd dde ddh ddi ddn ddp ddr de- ded dee deh dei den dep der dh- dhd dhe dhh dhi dhp dhr di- did die dih dii din dip dir dnd dne dnh dni dnn dnp dnr dpd dpe dph dpi dpn dpp dpr drd dre dri drn drp drr ed- edd ede edh edi edn edp edr eed eee een eep eer ehd ehe ehh ehi ehn ehp ehr eid eie eii ein eip eir en- end ene enh eni enn enp enr ep- epd epe eph epi epn epp epr erd ere erh eri ern erp err h-i hdd hde hdh hdi hdn hdp hdr he- hed hee heh hei hen hep her hhd hhe hhh hhi hhn hhp hhr hid hie hih hii hin hip hir hnd hne hnh hnn hpd hpe hph hpi hpn hpp hpr hr- hrd hre hrh hri hrn hrp hrr i-d idd ide idh idi idn idp idr ie- ied iee iei ien iep ier ihd ihe ihh ihi ihn ihp ihr iid iie iih iii iin iip iir in- ind ine inh ini inn inp inr ipd ipe ipi ipn ipp ipr ir- ird ire iri irn irp irr n-i ndd nde ndh ndi ndn ndp ndr ne- ned nee neh nei nen nep ner nhd nhe nhh nhi nhn nhp nhr nid nie nih nii nin nip nir nne nnh nni nnn nnp npd npe nph npi npn npp npr nrd nre nri nrn nrp nrr p-p pdd pde pdh pdi pdn pdp pdr ped pee peh pei pen pep per phd phe phi phn php phr pid pie pih pii pin pip pir pn- pnd pne pnh pni pnn pnp pnr ppd ppe pph ppi ppn ppp ppr prd pre prh pri prn prp prr rdd rde rdh rdi rdn rdp rdr re- red ree reh rei ren rep rer rh- rhd rhe rhh rhi rhn rhp rhr rid rie rih rii rin rip rir rnd rnh rni rnn rnp rnr rpd rpe rph rpi rpn rpp rpr rrd rrh rri rrn rrp rrr