-ic -ol c-- ccc cce ccf cci ccl cco ccp ce- cec cee cef cei cel ceo cep cfc cfe cff cfi cfl cfo cfp ci- cic cie cif cii cil cio cip cl- clc cle clf cli cll clo clp co- coc coe cof coi col coo cop cpc cpe cpf cpi cpl cpo cpp ec- ecc ece ecf eci ecl eco eec eee eef eel eeo eep ef- efc efe eff efi efl efo efp eic eie eif eii eil eio eip elc ele elf eli ell elo elp eo- eoc eoe eof eoi eol eoo eop ep- epc epe epf epi epl epo epp fcc fce fcf fci fcl fco fcp fec fee fef fei fel feo fep ffc ffe fff ffi ffl ffo ffp fic fie fif fii fil fip flc fle flf fli fll flo flp foc foe fof foi fol foo fop fpc fpe fpi fpl fpo fpp i-f icc ice icf ici icl ico icp ie- iec iee ief iei iel iep ifc ife iff ifi ifl ifo ifp iic iie iif iii iil iio iip il- ilc ile ilf ili ill ilo ilp io- ioc ioe iof ioi iol ioo iop ipc ipe ipf ipi ipl ipo ipp l-p lcc lce lcf lci lcl lco lcp lec lee lef lei lel leo lep lfc lfe lff lfi lfl lfo lfp lic lie lif lii lil lio lip llc lle llf lli lll llo llp loc loe lof loi lol loo lop lpc lpe lpf lpi lpl lpo lpp o-i oc- occ ocf oci ocl oco ocp oec oee oef oei oel oeo oep of- ofc ofe off ofi ofl ofo ofp oic oie oif oii oil oio oip olc ole olf oli oll olo olp oo- ooc oof ooi ool ooo oop op- opc ope opf opi opl opo opp p-p pcc pce pcf pci pcl pco pcp pec pee pef pei pel peo pep pfc pfe pff pfi pfl pfo pfp pic pie pif pii pil pio pip plc ple plf pli pll plo plp poc poe pof poi pol poo pop ppc ppe ppf ppi ppl ppo ppp