-al -ol a-a a-c aaa aac aaf aal aam aao aar aas ac- aca acc acf acl acm aco acr acs af- afa afc aff afl afm afo afr afs al- ala alc alf all alm alo alr als ama amc amf aml amm amo amr ams aoa aoc aof aol aom aoo aor aos ar- ara arc arf arl arm aro arr ars as- asa asc asf asl asm aso asr ass c-- caa cac caf cal cam cao car cas cca ccc ccf ccl ccm cco ccr ccs cfa cfc cff cfl cfm cfo cfr cfs cl- cla clc clf cll clm clo clr cls cma cmc cmf cml cmm cmo cmr cms co- coa coc cof col com coo cor cos cra crc crf crl crm cro crr crs csa csc csf csl csm cso csr css faa fac faf fal fam fao far fas fca fcc fcf fcl fcm fco fcr fcs ffa ffc fff ffl ffm ffo ffr ffs fla flc flf fll flm flo flr fls fma fmc fmf fml fmm fmo fmr fms foa foc fof fol fom foo for fos fra frc frf frl frm fro frr frs fsa fsc fsf fsl fsm fso fsr fss la- laa lac laf lal lam lao lar las lca lcc lcf lcl lcm lco lcr lcs lfa lfc lff lfl lfm lfo lfr lfs lla llc llf lll llm llo llr lls lma lmc lmf lml lmm lmo lmr lms loa loc lof lol lom loo lor los lra lrc lrf lrm lro lrr lrs lsa lsc lsf lsl lsm lso lsr lss m-f m-o m-r maa mac maf mal mam mao mar mas mc- mca mcc mcf mcl mcm mco mcr mcs mfa mfc mff mfl mfm mfo mfr mfs mla mlc mlf mll mlm mlo mlr mls mma mmc mmf mml mmm mmo mmr mms moa moc mof mol mom moo mor mos mra mrc mrf mrl mrm mro mrr mrs msa msc msf msl msm mso msr mss oaa oac oaf oal oam oao oar oas oc- oca occ ocf ocl ocm oco ocr ocs of- ofa ofc off ofl ofm ofo ofr ofs ola olc olf oll olm olo ols om- oma omc omf oml omm omo omr oms oo- ooa ooc oof ool oom ooo oor oos or- ora orc orf orl orm oro orr ors os- osa osc osf osl osm oso osr oss ra- raa rac raf ral ram rao rar ras rca rcc rcf rcl rcm rco rcr rcs rfa rfc rff rfl rfm rfo rfr rfs rla rlc rlf rll rlm rlo rlr rls rma rmc rmf rml rmm rmo rmr rms roa roc rof rol rom roo ror ros rra rrc rrf rrl rrm rrr rrs rsa rsc rsf rsl rsm rso rsr rss saa sac saf sal sam sao sar sas sca scc scf scl scm sco scr scs sfa sfc sff sfl sfm sfo sfr sfs sla slc slf sll slm slo slr sls sma smc smf sml smm smo smr sms soa soc sof sol som soo sor sos sr- sra src srf srl srm sro srr srs ss- ssa ssc ssf ssl ssm sso ssr sss