-er -ic -ol c-- ccc ccd cce cch cci ccl cco ccr ccs cdc cdd cde cdh cdi cdl cdo cdr cds ce- cec ced cee ceh cei cel ceo cer ces ch- chc chd che chh chi chl cho chr chs ci- cic cid cie cih cii cil cio cir cis cl- clc cld cle clh cli cll clo clr cls co- coc cod coe coh coi col coo cor cos crc crd cre crh cri crl cro crr crs csc csd cse csh csi csl cso csr css dcc dcd dce dci dcl dco dcr dcs ddc ddd dde ddh ddi ddl ddo ddr dds de- dec ded dee deh dei del deo der des dh- dhc dhd dhe dhh dhi dhl dho dhr dhs di- dic did die dih dii dil dio dir dis dl- dlc dld dle dlh dli dll dlo dlr dls doc dod doe doh doi dol doo dor dos drc drd dre dri drl dro drr drs dsc dsd dse dsh dsi dsl dso dsr dss ec- ecc ecd ece ech eci ecl eco ecr ecs ed- edc edd ede edh edi edl edo edr eds eec eed eee eel eeo eer ees ehc ehd ehe ehh ehi ehl eho ehr ehs eic eid eie eii eil eio eir eis elc eld ele elh eli ell elo elr els eo- eoc eod eoe eoh eoi eol eoo eor eos erc erd ere erh eri erl ero err ers es- esc esd ese esh esi esl eso esr ess h-i hcc hcd hce hch hci hcl hco hcr hcs hdc hdd hde hdh hdi hdl hdo hdr hds he- hec hed hee heh hei hel heo her hes hhc hhd hhe hhh hhi hhl hho hhr hhs hic hid hie hih hii hil hio hir his hlc hld hle hlh hli hll hlo hlr hls hoc hod hoe hoh hoi hol hoo hor hos hr- hrc hrd hre hrh hri hrl hro hrr hrs hsc hsd hse hsh hsi hsl hsr hss i-d icc icd ice ich ici icl ico icr ics idc idd ide idh idi idl ido idr ids ie- iec ied iee iei iel ier ies ihc ihd ihe ihh ihi ihl iho ihr ihs iic iid iie iih iii iil iio iir iis il- ilc ild ile ilh ili ill ilo ilr ils io- ioc iod ioe ioh ioi iol ioo ior ios ir- irc ird ire iri irl iro irr irs is- isc isd ise ish isi isl iso isr iss lcc lcd lce lch lci lcl lco lcr lcs ldc ldd lde ldh ldi ldl ldo ldr lds lec led lee leh lei lel leo ler les lhc lhd lhh lhi lho lhr lhs lic lid lie lih lii lil lio lir lis llc lld lle lli lll llo llr lls loc lod loe loh loi lol loo lor los lrc lrd lrh lri lro lrr lrs lsc lsd lse lsh lsi lsl lso lsr lss o-i oc- occ ocd och oci ocl oco ocr ocs odc odd ode odh odi odl odo odr ods oec oed oee oeh oei oel oeo oer oes ohc ohd ohe ohh ohi ohl oho ohr ohs oic oid oie oii oil oio oir ois olc old ole oli oll olo ols oo- ooc ood ooh ooi ool ooo oor oos or- orc ord ore orh ori orl oro orr ors os- osc osd ose osh osi osl oso osr oss rcc rcd rce rch rci rcl rco rcr rcs rdc rdd rde rdh rdi rdl rdo rdr rds re- rec red ree reh rei rel reo rer res rh- rhc rhd rhe rhh rhi rhl rho rhr rhs ric rid rie rih rii ril rio rir ris rlc rld rle rlh rli rll rlo rlr rls roc rod roe roh roi rol roo ror ros rrc rrd rrh rri rrl rrr rrs rsc rsd rse rsh rsi rsl rso rsr rss scc scd sce sch sci scl sco scr scs sdc sdd sde sdh sdi sdl sdo sdr sds se- sec sed see seh sei sel seo ser ses sh- shc shd she shh shi shl sho shr shs sic sid sie sih sii sil sio sir sis slc sld sle slh sli sll slo slr sls soc sod soe soh soi sol soo sor sos sr- src srd sre srh sri srl sro srr srs ss- ssc ssd sse ssh ssi ssl sso ssr sss