-er -ic -ol c-- ccc ccd cce cch cci cck ccl cco ccr cdc cdd cde cdh cdi cdk cdl cdo cdr ce- cec ced cee ceh cei cek cel ceo cer ch- chc chd che chh chi chk chl cho chr ci- cic cid cie cih cii cik cil cio cir ckc ckd ckh cki cko cl- clc cld cle clh cli clk cll clo clr co- coc cod coe coh coi cok col coo cor crc crd cre crh cri crk crl cro crr dcc dcd dce dci dck dcl dco dcr ddc ddd dde ddh ddi ddk ddl ddo ddr de- dec ded dee deh dei dek del deo der dh- dhc dhd dhe dhh dhi dhk dhl dho dhr di- dic did die dih dii dik dil dio dir dkc dke dki dkk dkl dko dkr dl- dlc dld dle dlh dli dlk dll dlo dlr doc dod doe doh doi dok dol doo dor drc drd dre dri drk drl dro drr ec- ecc ecd ece ech eci eck ecl eco ecr ed- edc edd ede edh edi edk edl edo edr eec eed eee eek eel eeo eer ehc ehd ehe ehh ehi ehl eho ehr eic eid eie eii eik eil eio eir ekc ekd eke ekh eki ekl eko ekr elc eld ele elh eli elk ell elo elr eo- eoc eod eoe eoh eoi eok eol eoo eor erc erd ere erh eri erk erl ero err h-i hcc hcd hce hch hci hck hcl hco hcr hdc hdd hde hdh hdi hdk hdl hdo hdr he- hec hed hee heh hei hek hel heo her hhc hhd hhe hhh hhi hhk hhl hho hhr hic hid hie hih hii hik hil hio hir hkd hkh hki hkk hkl hko hkr hlc hld hle hlh hli hll hlo hlr hoc hod hoe hoh hoi hok hol hoo hor hr- hrc hrd hre hrh hri hrk hrl hro hrr i-d icc icd ice ich ici ick icl ico icr idc idd ide idh idi idk idl ido idr ie- iec ied iee iei iek iel ier ihc ihd ihe ihh ihi ihk ihl iho ihr iic iid iie iih iii iil iio iir ikc ike iki ikk ikl iko ikr il- ilc ild ile ilh ili ilk ill ilo ilr io- ioc iod ioe ioh ioi iol ioo ior ir- irc ird ire iri irk irl iro irr kcc kcd kce kch kci kck kcl kcr kdc kde kdh kdk kdl kdo kdr ke- kec ked kee keh kei kek kel keo ker khe khh khi khk kho khr kic kid kie kih kii kik kil kio kir kkc kke kkh kki kkk kkl kkr kl- klc kld klh kli klo klr koc kod koe koh koi kok kol koo kor krc krd kri krk krl kro krr lcc lcd lce lch lci lck lcl lco lcr ldc ldd lde ldh ldi ldk ldl ldo ldr lec led lee leh lei lek lel leo ler lhc lhd lhh lhi lhk lho lhr lic lid lie lih lii lik lil lio lir lkh lkl lkr llc lld lle lli llk lll llo llr loc lod loe loh loi lok lol loo lor lrc lrd lrh lri lrk lro lrr o-i oc- occ ocd och oci ock ocl oco ocr odc odd ode odh odi odl odo odr oec oed oee oeh oei oel oeo oer ohc ohd ohe ohh ohi ohl oho ohr oic oid oie oii oik oil oio oir okc okd oke oki okk okl oko okr olc old ole oli olk oll olo oo- ooc ood ooh ooi ook ool ooo oor or- orc ord ore orh ori ork orl oro orr rcc rcd rce rch rci rcl rco rcr rdc rdd rde rdh rdi rdl rdo rdr re- rec red ree reh rei rek rel reo rer rh- rhc rhd rhe rhh rhi rhl rho rhr ric rid rie rih rii rik ril rio rir rkc rke rkk rko rlc rld rle rlh rli rll rlo rlr roc rod roe roh roi rok rol roo ror rrc rrd rrh rri rrk rrl rrr