-er -ic c-- ccc ccd cce cci cck cco ccr ccv ccw cdc cdd cde cdi cdk cdo cdr cdv cdw ce- cec ced cee cei cek ceo cer cev cew ci- cic cid cie cii cik cio cir civ ciw ckc ckd cki cko ckw co- coc cod coe coi cok coo cor cov cow crc crd cre cri crk cro crr crv crw cvc cvd cve cvi cvk cvo cvr cvv cvw cw- cwc cwd cwe cwi cwk cwo cwr cwv dcc dcd dce dci dck dco dcr dcv dcw ddc ddd dde ddi ddk ddo ddr ddw de- dec ded dee dei dek deo der dev dew di- dic did die dii dik dio dir div diw dkc dke dki dkk dko dkr dkw doc dod doe doi dok doo dor dov dow drc drd dre dri drk dro drr drv drw dvc dvd dve dvi dvk dvr dvw dwc dwe dwi dwo dwr dwv dww ec- ecc ecd ece eci eck eco ecr ecv ecw ed- edc edd ede edi edk edo edr edw eec eed eee eek eeo eer eev eew eic eid eie eii eik eio eir eiv ekc ekd eke eki eko ekr ekv eo- eoc eod eoe eoi eok eoo eor eow erc erd ere eri erk ero err erv erw evc evd eve evi evo evr evv evw ewc ewd ewe ewi ewk ewo ewr eww i-d i-v icc icd ice ici ick ico icr icv icw idc idd ide idi idk ido idr idv idw ie- iec ied iee iei iek ier iev iic iid iie iii iio iir iiw ikc ike iki ikk iko ikr ikv io- ioc iod ioe ioi ioo ior iov iow ir- irc ird ire iri irk iro irr irv ivc ivd ive ivi ivo ivr ivv iwc iwd iwe iwi iwk iwo iwr iww kcc kcd kce kci kck kcr kdc kde kdk kdo kdr ke- kec ked kee kei kek keo ker kev kew kic kid kie kii kik kio kir kiv kkc kke kki kkk kkr kkv koc kod koe koi kok koo kor kow krc krd kri krk kro krr krv krw kvi kvk kvo kvr kvv kw- kwc kwd kwi kwk kwo kww o-i oc- occ ocd oci ock oco ocr ocv ocw odc odd ode odi odo odr odv oec oed oee oei oeo oer oic oid oie oii oik oio oir oiv okc okd oke oki okk oko okr okw oo- ooc ood ooi ook ooo oor oov oow or- orc ord ore ori ork oro orr orv ov- ovc ovd ove ovi ovo ovv owc owd owe owi owk owo oww rcc rcd rce rci rco rcr rcv rcw rdc rdd rde rdi rdo rdr rdv re- rec red ree rei rek reo rer rev rew ric rid rie rii rik rio rir riv rkc rke rkk rko rkv roc rod roe roi rok roo ror rov row rrc rrd rri rrk rrr rvc rvd rve rvi rvo rvr rvv rvw rwc rwd rwe rwi rwr v-e vcc vcd vce vci vco vcr vcw vdc vdd vde vdi vdk vdo vdr vdv vdw vec ved vee vei vek veo ver vew vi- vic vid vie vii vik vio vir viv voc vod voe voi vok voo vor vov vow vrc vrd vre vri vrk vrr vvc vvi vvo vvr vvv vwd vwo wcc wcd wce wci wck wco wcr wcv wcw wdc wdi wdr wdv wec wed wee wei wek weo wer wew wic wid wie wii wik wir wiv wkc wkd wke wko wkr wkw woc wod woe woi wok woo wor wow wr- wrc wrd wre wri wrk wro wrr wrw wvc wvw wwc wwd wwe wwi wwo wwv www