-al -ol a-a a-c aaa aac aaf aal aao aap aar ac- aca acc acf acl aco acp acr af- afa afc aff afl afo afp afr al- ala alc alf all alo alp alr aoa aoc aof aol aoo aop aor ap- apa apc apf apl apo app apr ar- ara arc arf arl aro arp arr c-- caa cac caf cal cao cap car cca ccc ccf ccl cco ccp ccr cfa cfc cff cfl cfo cfp cfr cl- cla clc clf cll clo clp clr co- coa coc cof col coo cop cor cpa cpc cpf cpl cpo cpp cpr cra crc crf crl cro crp crr faa fac faf fal fao fap far fca fcc fcf fcl fco fcp fcr ffa ffc fff ffl ffo ffp ffr fla flc flf fll flo flp flr foa foc fof fol foo fop for fpa fpc fpl fpo fpp fpr fra frc frf frl fro frp frr l-p la- laa lac laf lal lao lap lar lca lcc lcf lcl lco lcp lcr lfa lfc lff lfl lfo lfp lfr lla llc llf lll llo llp llr loa loc lof lol loo lop lor lpa lpc lpf lpl lpo lpp lpr lra lrc lrf lro lrp lrr oaa oac oaf oal oao oap oar oc- oca occ ocf ocl oco ocp ocr of- ofa ofc off ofl ofo ofp ofr ola olc olf oll olo olp oo- ooa ooc oof ool ooo oop oor op- opa opc opf opl opo opp opr or- ora orc orf orl oro orp orr p-p paa pac paf pal pao pap par pca pcc pcf pcl pco pcp pcr pfa pfc pff pfl pfo pfp pfr pla plc plf pll plo plp plr poa poc pof pol poo pop por ppa ppc ppf ppl ppo ppp ppr pra prc prf prl pro prp prr ra- raa rac raf ral rao rap rar rca rcc rcf rcl rco rcp rcr rfa rfc rff rfl rfo rfp rfr rla rlc rlf rll rlo rlp rlr roa roc rof rol roo rop ror rpa rpc rpf rpl rpo rpp rpr rra rrc rrf rrl rrp rrr