-er c-- ccc ccd cce ccf ccl ccn ccr cct ccu cdc cdd cde cdf cdl cdn cdr cdt cdu ce- cec ced cee cef cel cen cer cet ceu cfc cfd cfe cff cfl cfn cfr cft cfu cl- clc cld cle clf cll cln clr clt clu cn- cnc cnd cne cnf cnl cnn cnr cnt cnu crc crd cre crf crl crn crr crt cru ctc ctd cte ctf ctl ctn ctr ctt ctu cuc cud cue cuf cul cun cur cut cuu dcc dcd dce dcf dcl dcn dcr dct dcu ddc ddd dde ddf ddl ddn ddr ddt ddu de- dec ded dee def del den der det deu dfc dfd dfe dff dfl dfn dfr dft dfu dl- dlc dld dle dlf dll dlr dlt dlu dnc dnd dne dnf dnl dnn dnr dnt drc drd dre drl drn drr drt dru dtc dtd dte dtf dtl dtn dtr dtt dtu duc dud due duf dul dun dur dut ec- ecc ecd ece ecf ecl ecn ecr ect ecu ed- edc edd ede edf edl edn edr edt edu eec eed eee eef eel een eer eet ef- efc efd efe eff efl efr eft elc eld ele elf ell eln elr elt elu en- enc end ene enf enl enn enr ent enu erc erd ere erf erl ern err ert eru etc etd ete etf etl etn etr ett etu eu- euc eud eue euf eul eun eur eut fcc fcd fce fcf fcl fcn fcr fct fcu fdc fdd fde fdf fdl fdn fdr fdt fdu fec fed fee fef fel fen fer fet feu ffc ffd ffe fff ffl ffn ffr fft ffu flc fld fle flf fll fln flr flt flu fnc fnd fne fnf fnl fnn fnr fnt fnu frc frd fre frf frl frn frr frt fru ftc ftd fte ftf ftl ftn ftr ftt ftu fud fue fuf ful fun fur fut fuu lcc lcd lce lcf lcl lcn lcr lct lcu ldc ldd lde ldf ldl ldn ldr ldt ldu lec led lee lef lel len ler let leu lfc lfd lfe lff lfl lfn lfr lft lfu llc lld lle llf lll lln llr llt llu lnc lnd lne lnl lnn lnr lnt lnu lrc lrd lrf lrn lrr lrt lru ltc ltd lte ltf ltl ltr ltt ltu luc lud lue luf lul lun lur lut luu ncc ncd nce ncf ncl ncn ncr nct ncu ndc ndd nde ndf ndl ndn ndr ndt ndu ne- nec ned nee nef nel nen ner net neu nfc nfd nfe nff nfl nfn nfr nft nfu nlc nld nle nlf nll nln nlr nlt nlu nnc nne nnf nnl nnn nnt nnu nrc nrd nre nrf nrl nrn nrr nrt nru ntc ntd nte ntf ntn ntr ntt ntu nuc nud nue nul nun nur nut nuu rcc rcd rce rcf rcl rcn rcr rct rcu rdc rdd rde rdf rdl rdn rdr rdt rdu re- rec red ree ref rel ren rer ret reu rfc rfd rfe rff rfl rfn rfr rft rfu rlc rld rle rlf rll rln rlr rlt rlu rnc rnd rnn rnr rnt rnu rrc rrd rrf rrl rrn rrr rrt rru rtc rtd rte rtf rtl rtn rtr rtt rtu ruc rud rue ruf run rur rut ruu tcc tcd tce tcf tcl tcn tcr tct tcu tdc tdd tde tdf tdl tdn tdr tdt tdu te- tec ted tee tef tel ten ter tet teu tfc tfd tfe tff tfl tfn tfr tft tfu tlc tld tle tlf tll tln tlr tlt tlu tnc tnd tne tnf tnl tnn tnr tnt trc trd tre trf trl trn trr trt tru ttc ttd tte ttf ttl ttn ttr ttt ttu tuc tud tue tuf tul tun tur tut tuu ucc ucd uce ucf ucl ucn ucr uct ucu udc udd ude udf udl udn udr udt udu uec ued uee uef uel uen uer uet ufc ufd ufe uff ufl ufn ufr uft ufu ulc uld ule ulf ull uln ulr ult ulu un- unc und une unf unl unn unr unt unu ur- urc urd ure urf url urn urr urt uru utc utd ute utf utl utn utr utt utu uuc uue uun uur uut uuu