-er b-p bbb bbd bbe bbf bbi bbn bbo bbp bbr bbt bdb bdd bde bdf bdi bdo bdp bdr bdt be- beb bed bee bef bei ben beo bep ber bet bfb bfd bfe bff bfi bfn bfo bfp bfr bft bi- bib bid bie bif bii bin bio bip bir bit bnb bnd bne bnf bni bnn bno bnp bnr bnt bob bod boe bof boi bon boo bop bor bot bpb bpd bpe bpf bpi bpn bpo bpp bpr bpt brb brd bre brf bri brn bro brp brr brt btb btd bte btf bti btn bto btp btr btt dbb dbd dbe dbf dbi dbn dbo dbp dbr dbt ddb ddd dde ddf ddi ddn ddo ddp ddr ddt de- deb ded dee def dei den deo dep der det dfb dfd dfe dff dfi dfn dfo dfp dfr dft di- dib did die dif dii din dio dip dir dit dnb dnd dne dnf dni dnn dno dnp dnr dnt dob dod doe dof doi don doo dop dor dot dpb dpd dpe dpf dpi dpn dpo dpp dpr dpt drb drd dre dri drn dro drp drr drt dtb dtd dte dtf dti dtn dto dtp dtr dtt ebb ebd ebe ebf ebi ebn ebo ebp ebr ebt ed- edb edd ede edf edi edn edo edp edr edt eeb eed eee eef een eeo eep eer eet ef- efb efd efe eff efi efo efp efr eft eib eid eie eif eii ein eio eip eir eit en- enb end ene enf eni enn eno enp enr ent eo- eob eod eoe eof eoi eon eoo eop eor eot ep- epb epd epe epf epi epn epo epp epr ept erb erd ere erf eri ern ero erp err ert etb etd ete etf eti etn eto etp etr ett fbb fbd fbe fbf fbi fbn fbo fbp fbr fbt fdb fdd fde fdf fdi fdn fdo fdp fdr fdt feb fed fee fef fei fen feo fep fer fet ffd ffe fff ffi ffn ffo ffp ffr fft fib fid fie fif fii fin fip fir fit fnb fnd fne fnf fni fnn fnp fnr fnt fob foe fof foi fon foo fop for fot fpb fpd fpe fpi fpn fpo fpp fpr fpt frb frd fre frf fri frn fro frp frr frt ftb ftd fte ftf fti ftn fto ftp ftr ftt i-d i-f ibb ibd ibe ibf ibi ibn ibo ibp ibr ibt idb idd ide idf idi idn ido idp idr idt ie- ied iee ief iei ien iep ier iet ifb ifd ife iff ifi ifn ifo ifp ifr ift iib iid iie iif iii iin iio iip iir iit in- inb ind ine inf ini inn ino inp inr int io- iob iod ioe iof ioi ion ioo iop ior iot ipb ipd ipe ipf ipi ipn ipo ipp ipr ipt ir- irb ird ire irf iri irn iro irp irr irt itb itd ite itf iti itn ito itp itt n-i nbb nbd nbe nbf nbi nbn nbo nbp nbr nbt ndb ndd nde ndf ndi ndn ndo ndp ndr ndt ne- neb ned nee nef nei nen neo nep ner net nfb nfd nfe nff nfi nfn nfo nfp nfr nft nib nid nie nif nii nin nio nip nir nit nnb nne nnf nni nnn nno nnp nnt no- nob nod noe nof noi non noo nop nor not npb npd npe npf npi npn npo npp npr npt nrb nrd nre nrf nri nrn nro nrp nrr nrt ntb ntd nte ntf nti ntn nto ntp ntr ntt o-i ob- obb obd obe obf obi obn obo obp obr obt odb odd ode odf odi odn odo odp odr odt oeb oed oee oef oei oen oeo oep oer oet of- ofb ofd ofe off ofi ofn ofo ofp ofr oft oib oid oie oif oii oin oio oip oir oit on- onb ond one onf oni onn ono onp onr ont oo- oob ood oof ooi oon ooo oop oor oot op- opb opd ope opf opi opn opo opp opr opt or- orb ord ore orf ori orn oro orp orr ort ot- otb otd ote otf oti otn oto otp otr ott p-p pbb pbd pbe pbf pbi pbn pbo pbp pbr pbt pdb pdd pde pdf pdi pdn pdo pdp pdr pdt peb ped pee pef pei pen peo pep per pet pfb pfd pfe pff pfi pfn pfo pfp pfr pft pib pid pie pif pii pin pio pip pir pit pn- pnb pnd pne pnf pni pnn pno pnp pnr pnt pob pod poe pof poi pon poo pop por pot ppb ppd ppe ppf ppi ppn ppo ppp ppr ppt prb prd pre prf pri prn pro prp prr prt pt- ptb ptd pte ptf pti ptn pto ptp ptr ptt rbb rbd rbe rbf rbi rbn rbo rbp rbr rbt rdb rdd rde rdf rdi rdn rdo rdp rdr rdt re- reb red ree ref rei ren reo rep rer ret rfb rfd rfe rff rfi rfn rfo rfp rfr rft rib rid rie rif rii rin rio rip rir rit rnb rnd rni rnn rno rnp rnr rnt rob rod roe rof roi ron roo rop ror rot rpb rpd rpe rpf rpi rpn rpo rpp rpr rpt rrb rrd rrf rri rrn rrp rrr rrt rtb rtd rte rtf rti rtn rto rtp rtr rtt tbb tbd tbe tbf tbi tbn tbo tbp tbr tbt tdb tdd tde tdf tdi tdn tdo tdp tdr tdt te- teb ted tee tef tei ten teo tep ter tet tfb tfd tfe tff tfi tfn tfo tfp tfr tft tib tid tie tif tii tin tio tip tir tit tnb tnd tne tnf tni tnn tno tnp tnr tnt to- tob tod toe tof toi ton too top tor tot tpb tpd tpe tpf tpi tpn tpo tpp tpr tpt trb trd tre trf tri