-er -ey -ic c-- ccc ccd cce cci ccr ccv cdc cdd cde cdi cdr cdv cdy ce- cec ced cee cei cer cev cey ci- cic cid cie cii cir civ crc crd cre cri crr crv cry cvc cvd cve cvi cvr cvv cyc cyd cye cyr dcc dcd dce dci dcr dcv ddc ddd dde ddi ddr ddy de- dec ded dee dei der dev dey di- dic did die dii dir div diy drc drd dre dri drr drv dry dvc dvd dve dvi dvr dy- dyc dyd dye dyr dyy ec- ecc ecd ece eci ecr ecv ed- edc edd ede edi edr edy eec eed eee eer eev eey eic eid eie eii eir eiv erc erd ere eri err erv ery evc evd eve evi evr evv evy eyc eyd eye eyr i-d i-v icc icd ice ici icr icv icy idc idd ide idi idr idv idy ie- iec ied iee iei ier iev iey iic iid iie iii iir ir- irc ird ire iri irr irv iry ivc ivd ive ivi ivr ivv ivy iyc iye iyr iyy rcc rcd rce rci rcr rcv rdc rdd rde rdi rdr rdv rdy re- rec red ree rei rer rev rey ric rid rie rii rir riv riy rrc rrd rri rrr rvc rvd rve rvi rvr rvv rvy ry- ryc ryd rye ryr ryy v-e vcc vcd vce vci vcr vcy vdc vdd vde vdi vdr vdv vec ved vee vei ver vey vi- vic vid vie vii vir viv viy vrc vrd vre vri vrr vry vvc vvi vvr vvv vyd vye ycc ycd yce yci ycv ycy yde ydy yec yed yee yei yer yev yey yid yie yii yir yrc yre yve yvi yvr yvy yyc yye yyy