-ol c-- ccc ccl cco ccp ccr cl- clc cll clo clp clr co- coc col coo cop cor cpc cpl cpo cpp cpr crc crl cro crp crr l-p lcc lcl lco lcp lcr llc lll llo llp llr loc lol loo lop lor lpc lpl lpo lpp lpr lrc lro lrp lrr oc- occ ocl oco ocp ocr olc oll olo olp oo- ooc ool ooo oop oor op- opc opl opo opp opr or- orc orl oro orp orr p-p pcc pcl pco pcp pcr plc pll plo plp plr poc pol poo pop por ppc ppl ppo ppp ppr prc prl pro prp prr rcc rcl rco rcp rcr rlc rll rlo rlp rlr roc rol roo rop ror rpc rpl rpo rpp rpr rrc rrl rrp rrr