-er -ic c-- ccc ccd cce ccf cci cco ccp ccr ccs ccv cdc cdd cde cdf cdi cdo cdp cdr cds cdv ce- cec ced cee cef cei ceo cep cer ces cev cfc cfd cfe cff cfi cfo cfp cfr cfs cfv ci- cic cid cie cif cii cio cip cir cis civ co- coc cod coe cof coi coo cop cor cos cov cpc cpd cpe cpf cpi cpo cpp cpr cps cpv crc crd cre crf cri cro crp crr crs crv csc csd cse csf csi cso csp csr css csv cvc cvd cve cvf cvi cvo cvp cvr cvs cvv dcc dcd dce dcf dci dco dcp dcr dcs dcv ddc ddd dde ddf ddi ddo ddp ddr dds de- dec ded dee def dei deo dep der des dev dfc dfd dfe dff dfi dfo dfp dfr dfs dfv di- dic did die dif dii dio dip dir dis div doc dod doe dof doi doo dop dor dos dov dpc dpd dpe dpf dpi dpo dpp dpr dps dpv drc drd dre dri dro drp drr drs drv dsc dsd dse dsf dsi dso dsp dsr dss dsv dvc dvd dve dvi dvp dvr dvs ec- ecc ecd ece ecf eci eco ecr ecs ecv ed- edc edd ede edf edi edo edp edr eds eec eed eee eef eeo eep eer ees eev ef- efc efd efe eff efi efo efp efr efs eic eid eie eif eii eio eip eir eis eiv eo- eoc eod eoe eof eoi eoo eop eor eos ep- epc epd epe epf epi epo epp epr eps erc erd ere erf eri ero erp err ers erv es- esc esd ese esf esi eso esp esr ess esv evc evd eve evf evi evo evp evr evs evv fcc fcd fce fcf fci fco fcp fcr fcs fcv fdc fdd fde fdf fdi fdo fdp fdr fds fec fed fee fef fei feo fep fer fes fev ffc ffd ffe fff ffi ffo ffp ffr ffs ffv fic fid fie fif fii fip fir fis foc foe fof foi foo fop for fos fpc fpd fpe fpi fpo fpp fpr fps fpv frc frd fre frf fri fro frp frr frs fsc fsd fse fsf fsi fso fsp fsr fss fsv fvc fvd fvp i-d i-f i-v icc icd ice icf ici ico icp icr ics icv idc idd ide idf idi ido idp idr ids idv ie- iec ied iee ief iei iep ier ies iev ifc ifd ife iff ifi ifo ifp ifr ifs iic iid iie iif iii iio iip iir iis io- ioc iod ioe iof ioi ioo iop ior ios iov ipc ipd ipe ipf ipi ipo ipp ipr ips ipv ir- irc ird ire irf iri iro irp irr irs irv is- isc isd ise isf isi iso isp isr iss isv ivc ivd ive ivf ivi ivo ivp ivr ivs ivv o-i oc- occ ocd ocf oci oco ocp ocr ocs ocv odc odd ode odf odi odo odp odr ods odv oec oed oee oef oei oeo oep oer oes of- ofc ofd ofe off ofi ofo ofp ofr ofs ofv oic oid oie oif oii oio oip oir ois oiv oo- ooc ood oof ooi ooo oop oor oos oov op- opc opd ope opf opi opo opp opr ops opv or- orc ord ore orf ori oro orp orr ors orv os- osc osd ose osf osi oso osp osr oss osv ov- ovc ovd ove ovf ovi ovo ovp ovs ovv p-p pcc pcd pce pcf pci pco pcp pcr pcs pcv pdc pdd pde pdf pdi pdo pdp pdr pds pdv pec ped pee pef pei peo pep per pes pev pfc pfd pfe pff pfi pfo pfp pfr pfs pfv pic pid pie pif pii pio pip pir pis piv poc pod poe pof poi poo pop por pos pov ppc ppd ppe ppf ppi ppo ppp ppr pps ppv prc prd pre prf pri pro prp prr prs prv ps- psc psd pse psf psi pso psp psr pss psv pvc pvd pve pvf pvi pvo pvp pvr pvs pvv rcc rcd rce rcf rci rco rcp rcr rcs rcv rdc rdd rde rdf rdi rdo rdp rdr rds rdv re- rec red ree ref rei reo rep rer res rev rfc rfd rfe rff rfi rfo rfp rfr rfs rfv ric rid rie rif rii rio rip rir ris riv roc rod roe rof roi roo rop ror ros rov rpc rpd rpe rpf rpi rpo rpp rpr rps rpv rrc rrd rrf rri rrp rrr rrs rsc rsd rse rsf rsi rso rsp rsr rss rsv rvc rvd rve rvf rvi rvo rvp rvr rvs rvv scc scd sce scf sci sco scp scr scs scv sdc sdd sde sdf sdi sdo sdp sdr sds sdv se- sec sed see sef sei seo sep ser ses sev sfc sfd sfe sff sfi sfo sfp sfr sfs sfv sic sid sie sif sii sio sip sir sis siv soc sod soe sof soi soo sop sor sos sov spc spd spe spf spi spo spp spr sps spv sr- src srd sre srf sri sro srp srr srs srv ss- ssc ssd sse ssf ssi sso ssp ssr sss ssv svc svd sve svf svi svo svp svr svs svv v-e vcc vcd vce vcf vci vco vcp vcr vcs vdc vdd vde vdf vdi vdo vdp vdr vds vdv vec ved vee vef vei veo vep ver ves vfc vfd vff vfi vfp vfr vfs vfv vi- vic vid vie vif vii vio vip vir vis viv voc vod voe vof voi voo vop vor vos vov vpc vpd vpe vpf vpi vpo vpp vpr vps vrc vrd vre vrf vri vrp vrr vrs vsc vsd vse vsf vsi vso vsp vsr vss vsv vvc vvi vvo vvr vvs vvv

-ose c-cd cccc cccf ccci cccp cccs cccv ccdc