-er -ic c-- ccc ccd cce cci ccn ccr ccu ccv cdc cdd cde cdi cdn cdr cdu cdv ce- cec ced cee cei cen cer ceu cev ci- cic cid cie cii cin cir ciu civ cn- cnc cnd cne cni cnn cnr cnu cnv crc crd cre cri crn crr cru crv cuc cud cue cui cun cur cuu cuv cvc cvd cve cvi cvn cvr cvu cvv dcc dcd dce dci dcn dcr dcu dcv ddc ddd dde ddi ddn ddr ddu de- dec ded dee dei den der deu dev di- dic did die dii din dir diu div dnc dnd dne dni dnn dnr drc drd dre dri drn drr dru drv duc dud due dui dun dur duv dvc dvd dve dvi dvn dvr dvu ec- ecc ecd ece eci ecn ecr ecu ecv ed- edc edd ede edi edn edr edu eec eed eee een eer eev eic eid eie eii ein eir eiu eiv en- enc end ene eni enn enr enu env erc erd ere eri ern err eru erv eu- euc eud eue eui eun eur euv evc evd eve evi evn evr evv i-d i-v icc icd ice ici icn icr icu icv idc idd ide idi idn idr idu idv ie- iec ied iee iei ien ier iev iic iid iie iii iin iir iiu in- inc ind ine ini inn inr inu inv ir- irc ird ire iri irn irr iru irv iu- iuc iud iue iui iur ivc ivd ive ivi ivr ivu ivv n-i ncc ncd nce nci ncn ncr ncu ncv ndc ndd nde ndi ndn ndr ndu ndv ne- nec ned nee nei nen ner neu nev nic nid nie nii nin nir niu niv nnc nne nni nnn nnu nnv nrc nrd nre nri nrn nrr nru nrv nuc nud nue nui nun nur nuu nuv nvc nvd nve nvi nvn nvu nvv rcc rcd rce rci rcn rcr rcu rcv rdc rdd rde rdi rdn rdr rdu rdv re- rec red ree rei ren rer reu rev ric rid rie rii rin rir riv rnc rnd rni rnn rnr rnu rnv rrc rrd rri rrn rrr rru ruc rud rue rui run rur ruu ruv rvc rvd rve rvi rvn rvr rvu rvv ucc ucd uce uci ucn ucr ucu ucv udc udd ude udi udn udr udu udv uec ued uee uei uen uer uic uid uie uii uin uir uiu un- unc und une uni unn unr unu unv ur- urc urd ure uri urn urr uru uuc uue uun uur uuu uvc uve uvu uvv v-e vcc vcd vce vci vcn vcr vcu vdc vdd vde vdi vdr vdu vdv vec ved vee vei ven ver veu vi- vic vid vie vii vin vir viu viv vn- vnd vni vnr vnu vnv vrc vrd vre vri vrn vrr vru vue vur vuv vvc vvi vvr vvv