-er -ic c-- ccc ccd cce cci cco ccr ccs cct ccv cdc cdd cde cdi cdo cdr cds cdt cdv ce- cec ced cee cei ceo cer ces cet cev ci- cic cid cie cii cio cir cis cit civ co- coc cod coe coi coo cor cos cot cov crc crd cre cri cro crr crs crt crv csc csd cse csi cso csr css cst csv ctc ctd cte cti cto ctr cts ctt ctv cvc cvd cve cvi cvo cvr cvs cvt cvv dcc dcd dce dci dco dcr dcs dct dcv ddc ddd dde ddi ddo ddr dds ddt de- dec ded dee dei deo der des det dev di- dic did die dii dio dir dis dit div doc dod doe doi doo dor dos dot dov drc drd dre dri dro drr drs drt drv dsc dsd dse dsi dso dsr dss dst dsv dtc dtd dte dti dto dtr dts dtt dtv dvc dvd dve dvi dvr dvs dvt ec- ecc ecd ece eci eco ecr ecs ect ecv ed- edc edd ede edi edo edr eds edt eec eed eee eeo eer ees eet eev eic eid eie eii eio eir eis eit eiv eo- eoc eod eoe eoi eoo eor eos eot erc erd ere eri ero err ers ert erv es- esc esd ese esi eso esr ess est esv etc etd ete eti eto etr ets ett etv evc evd eve evi evo evr evs evt evv i-d i-v icc icd ice ici ico icr ics ict icv idc idd ide idi ido idr ids idt idv ie- iec ied iee iei ier ies iet iev iic iid iie iii iio iir iis iit io- ioc iod ioe ioi ioo ior ios iot iov ir- irc ird ire iri iro irr irs irt irv is- isc isd ise isi iso isr iss ist isv itc itd ite iti ito its itt itv ivc ivd ive ivi ivo ivr ivs ivt ivv o-i oc- occ ocd oci oco ocr ocs oct ocv odc odd ode odi odo odr ods odt odv oec oed oee oei oeo oer oes oet oic oid oie oii oio oir ois oit oiv oo- ooc ood ooi ooo oor oos oot oov or- orc ord ore ori oro orr ors ort orv os- osc osd ose osi oso osr oss ost osv ot- otc otd ote oti oto otr ots ott otv ov- ovc ovd ove ovi ovo ovs ovv rcc rcd rce rci rco rcr rcs rct rcv rdc rdd rde rdi rdo rdr rds rdt rdv re- rec red ree rei reo rer res ret rev ric rid rie rii rio rir ris rit riv roc rod roe roi roo ror ros rot rov rrc rrd rri rrr rrs rrt rsc rsd rse rsi rso rsr rss rst rsv rtc rtd rte rti rto rtr rts rtt rtv rvc rvd rve rvi rvo rvr rvs rvt rvv scc scd sce sci sco scr scs sct scv sdc sdd sde sdi sdo sdr sds sdt sdv se- sec sed see sei seo ser ses set sev sic sid sie sii sio sir sis sit siv soc sod soe soi soo sor sos sot sov sr- src srd sre sri sro srr srs srt srv ss- ssc ssd sse ssi sso ssr sss sst ssv stc std ste sti sto str sts stt stv svc svd sve svi svo svr svs svt svv tcc tcd tce tci tco tcr tcs tct tcv tdc tdd tde tdi tdo tdr tds tdt tdv te- tec ted tee tei teo ter tes tet tev tic tid tie tii tio tir tis tit tiv to- toc tod toe toi too tor tos tot tov trc trd tre tri tro trr trs trt trv tsc tsd tse tsi tso tsr tss tst tsv ttc ttd tte tti tto ttr tts ttt ttv tvc tvd tve tvi tvo tvr tvs tvt v-e vcc vcd vce vci vco vcr vcs vct vdc vdd vde vdi vdo vdr vds vdt vdv vec ved vee vei veo ver ves vet vi- vic vid vie vii vio vir vis vit viv voc vod voe voi voo vor vos vot vov vrc vrd vre vri vrr vrs vrt vsc vsd vse vsi vso vsr vss vst vsv vtc vte vti vto vtr vts vtt vtv vvc vvi vvo vvr vvs vvt vvv

-ose c-cd cccc ccci cccs cccv ccdc ccdi ccdr ccds cced ccee ccic ccid ccii ccir ccis cciv ccoc ccod ccrc ccre ccri ccrs ccrt ccsd ccsi ccss ccst cctc cctt cctv ccvi ccvo ccvs cd-e cd-r cdcs cddr cdec cder cdes cdic cdii cdio cdis cdiv cdos cdot cdre cdrs cdss cdtv cdvd cdvi cec- cece ceci ceco cecs cect cedd cede cedi cedo cedt ceec cees ceor ceos cer- cerc cerd cere ceri cero cers cert cesc cese cesi cesr cess cest cet- cete ceti ceto cets cetv cevo cicc cici cico cicr cics cict cidc cide cidi cidr cids cidt ciee cier cies ciid ciii ciis ciit cior cios circ cire ciri ciro cirr cirs cirt cis- cisc cisd cise cisr ciss cist cisv cite citi cito cits citt citv civc cive civo coce coco coct codd code codi cods coed coes coir cois coit cood coos coot cor- corc cord core cori coro corr cors cort cosc cose cosi coso coss cost cotc cote coti coto cots cott cove covo crcc crce crcr crdc cre- crec cred cree crei creo cres cret cric crie cris crit croc crod croe croo cror crot crrt crss crst crtc crts crtv cscc cscd csce csci csco cscr cscs csdr csec csee cser cset csid csio csir csis csit csor csos csot csrc csrd csrs cssd csse cssr cstc cstd csto cstr csts ctec ctic ctor ctos ctot ctrc ctrs ctsc ctss ctts ctvo ctvt cvcc cver cvet cvid cvii cvrd cvrr cvsd cvss cvte d-tv dccc dcci dccs dcct dccv dcds dcii