-er -ic c-- ccc ccd cce cci ccn ccr cct ccv cdc cdd cde cdi cdn cdr cdt cdv ce- cec ced cee cei cen cer cet cev ci- cic cid cie cii cin cir cit civ cn- cnc cnd cne cni cnn cnr cnt cnv crc crd cre cri crn crr crt crv ctc ctd cte cti ctn ctr ctt ctv cvc cvd cve cvi cvn cvr cvt cvv dcc dcd dce dci dcn dcr dct dcv ddc ddd dde ddi ddn ddr ddt de- dec ded dee dei den der det dev di- dic did die dii din dir dit div dnc dnd dne dni dnn dnr dnt drc drd dre dri drn drr drt drv dtc dtd dte dti dtn dtr dtt dtv dvc dvd dve dvi dvn dvr dvt ec- ecc ecd ece eci ecn ecr ect ecv ed- edc edd ede edi edn edr edt eec eed eee een eer eet eev eic eid eie eii ein eir eit eiv en- enc end ene eni enn enr ent env erc erd ere eri ern err ert erv etc etd ete eti etn etr ett etv evc evd eve evi evn evr evt evv i-d i-v icc icd ice ici icn icr ict icv idc idd ide idi idn idr idt idv ie- iec ied iee iei ien ier iet iev iic iid iie iii iin iir iit in- inc ind ine ini inn inr int inv ir- irc ird ire iri irn irr irt irv itc itd ite iti itn itt itv ivc ivd ive ivi ivr ivt ivv n-i ncc ncd nce nci ncn ncr nct ncv ndc ndd nde ndi ndn ndr ndt ndv ne- nec ned nee nei nen ner net nev nic nid nie nii nin nir nit niv nnc nne nni nnn nnt nnv nrc nrd nre nri nrn nrr nrt nrv ntc ntd nte nti ntn ntr ntt ntv nvc nvd nve nvi nvn nvt nvv rcc rcd rce rci rcn rcr rct rcv rdc rdd rde rdi rdn rdr rdt rdv re- rec red ree rei ren rer ret rev ric rid rie rii rin rir rit riv rnc rnd rni rnn rnr rnt rnv rrc rrd rri rrn rrr rrt rtc rtd rte rti rtn rtr rtt rtv rvc rvd rve rvi rvn rvr rvt rvv tcc tcd tce tci tcn tcr tct tcv tdc tdd tde tdi tdn tdr tdt tdv te- tec ted tee tei ten ter tet tev tic tid tie tii tin tir tit tiv tnc tnd tne tni tnn tnr tnt trc trd tre tri trn trr trt trv ttc ttd tte tti ttn ttr ttt ttv tvc tvd tve tvi tvn tvr tvt v-e vcc vcd vce vci vcn vcr vct vdc vdd vde vdi vdr vdt vdv vec ved vee vei ven ver vet vi- vic vid vie vii vin vir vit viv vn- vnd vni vnr vnv vrc vrd vre vri vrn vrr vrt vtc vte vti vtr vtt vtv vvc vvi vvr vvt vvv