-er -ol c-- c-j ccc cce cch ccj cck ccl cco ccr ce- cec cee ceh cej cek cel ceo cer ch- chc che chh chk chl cho chr cjc cjk cjr ckc ckh cko cl- clc cle clh clj clk cll clo clr co- coc coe coh coj cok col coo cor crc cre crh crj crk crl cro crr ec- ecc ece ech ecj eck ecl eco ecr eec eee eek eel eeo eer ehc ehe ehh ehl eho ehr ejc ejl ejo ekc eke ekh ekl eko ekr elc ele elh elk ell elo elr eo- eoc eoe eoh eok eol eoo eor erc ere erh erk erl ero err hcc hce hch hcj hck hcl hco hcr he- hec hee heh hej hek hel heo her hhc hhe hhh hhj hhk hhl hho hhr hjk hjl hjo hjr hkh hkk hkl hko hkr hlc hle hlh hll hlo hlr hoc hoe hoh hok hol hoo hor hr- hrc hre hrh hrj hrk hrl hro hrr jcc jce jch jck jcl jco jcr jec jee jeh jej jek jel jeo jer jhc jhe jhj jhl jho jhr jjc jjj jjk jjl jjr jkh jkk jkl jko jkr jlc jle jlh jll jlo jlr joc joe joh joj jok jol joo jor jrc jrk jrl jro jrr kcc kce kch kck kcl kcr ke- kec kee keh kek kel keo ker khe khh khj khk kho khr kjc kje kjr kkc kke kkh kkk kkl kkr kl- klc klh klo klr koc koe koh kok kol koo kor krc krk krl kro krr lcc lce lch lcj lck lcl lco lcr lec lee leh lej lek lel leo ler lhc lhh lhk lho lhr lje ljj lkh lkl lkr llc lle llj llk lll llo llr loc loe loh loj lok lol loo lor lrc lrh lrk lro lrr oc- occ och ocj ock ocl oco ocr oec oee oeh oel oeo oer ohc ohe ohh ohl oho ohr ojc oje ojo okc oke okj okk okl oko okr olc ole olk oll olo oo- ooc ooh ook ool ooo oor or- orc ore orh ork orl oro orr rcc rce rch rcj rcl rco rcr re- rec ree reh rek rel reo rer rh- rhc rhe rhh rhl rho rhr rjc rjk rjr rkc rke rkk rko rlc rle rlh rll rlo rlr roc roe roh roj rok rol roo ror rrc rrh rrk rrl rrr