-er -up ddd dde ddf ddi ddn ddp ddr ddu de- ded dee def dei den dep der deu dfd dfe dff dfi dfn dfp dfr dfu di- did die dif dii din dip dir diu dnd dne dnf dni dnn dnp dnr dpd dpe dpf dpi dpn dpp dpr dpu drd dre dri drn drp drr dru dud due duf dui dun dup dur ed- edd ede edf edi edn edp edr edu eed eee eef een eep eer ef- efd efe eff efi efp efr eid eie eif eii ein eip eir eiu en- end ene enf eni enn enp enr enu ep- epd epe epf epi epn epp epr epu erd ere erf eri ern erp err eru eu- eud eue euf eui eun eup eur fdd fde fdf fdi fdn fdp fdr fdu fed fee fef fei fen fep fer feu ffd ffe fff ffi ffn ffp ffr ffu fid fie fif fii fin fip fir fiu fnd fne fnf fni fnn fnp fnr fnu fpd fpe fpi fpn fpp fpr fpu frd fre frf fri frn frp frr fru fud fue fuf fui fun fup fur fuu i-d i-f idd ide idf idi idn idp idr idu ie- ied iee ief iei ien iep ier ifd ife iff ifi ifn ifp ifr ifu iid iie iif iii iin iip iir iiu in- ind ine inf ini inn inp inr inu ipd ipe ipf ipi ipn ipp ipr ipu ir- ird ire irf iri irn irp irr iru iu- iud iue iui iup iur n-i ndd nde ndf ndi ndn ndp ndr ndu ne- ned nee nef nei nen nep ner neu nfd nfe nff nfi nfn nfp nfr nfu nid nie nif nii nin nip nir niu nne nnf nni nnn nnp nnu npd npe npf npi npn npp npr npu nrd nre nrf nri nrn nrp nrr nru nud nue nui nun nup nur nuu p-p pdd pde pdf pdi pdn pdp pdr pdu ped pee pef pei pen pep per peu pfd pfe pff pfi pfn pfp pfr pfu pid pie pif pii pin pip pir piu pn- pnd pne pnf pni pnn pnp pnr pnu ppd ppe ppf ppi ppn ppp ppr ppu prd pre prf pri prn prp prr pru pud pue puf pui pun pup pur puu rdd rde rdf rdi rdn rdp rdr rdu re- red ree ref rei ren rep rer reu rfd rfe rff rfi rfn rfp rfr rfu rid rie rif rii rin rip rir rnd rni rnn rnp rnr rnu rpd rpe rpf rpi rpn rpp rpr rpu rrd rrf rri rrn rrp rrr rru rud rue ruf rui run rup rur ruu udd ude udf udi udn udp udr udu ued uee uef uei uen uep uer ufd ufe uff ufi ufn ufp ufr ufu uid uie uif uii uin uip uir uiu un- und une unf uni unn unp unr unu up- upd upe upf upi upn upp upr upu ur- urd ure urf uri urn urp urr uru uue uun uur uuu