-al -er a-a a-c aaa aac aae aaf aal aam aan aar ac- aca acc ace acf acl acm acn acr aea aec aee aef ael aem aen aer af- afa afc afe aff afl afm afn afr al- ala alc ale alf all alm aln alr ama amc ame amf aml amm amn amr an- ana anc ane anf anl anm ann anr ar- ara arc are arf arl arm arn arr c-- caa cac cae caf cal cam can car cca ccc cce ccf ccl ccm ccn ccr ce- cea cec cee cef cel cem cen cer cfa cfc cfe cff cfl cfm cfn cfr cl- cla clc cle clf cll clm cln clr cma cmc cme cmf cml cmm cmn cmr cn- cna cnc cne cnf cnl cnm cnn cnr cra crc cre crf crl crm crn crr eaa eac eae eaf eal eam ean ear ec- eca ecc ece ecf ecl ecm ecn ecr eea eec eee eef eel eem een eer ef- efa efc efe eff efl efm efr ela elc ele elf ell elm eln elr em- ema emc eme emf eml emm emn emr en- ena enc ene enf enl enm enn enr era erc ere erf erl erm ern err faa fac fae faf fal fam fan far fca fcc fce fcf fcl fcm fcn fcr fea fec fee fef fel fem fen fer ffa ffc ffe fff ffl ffm ffn ffr fla flc fle flf fll flm fln flr fma fmc fme fmf fml fmm fmn fmr fna fnc fne fnf fnl fnm fnn fnr fra frc fre frf frl frm frn frr la- laa lac lae laf lal lam lan lar lca lcc lce lcf lcl lcm lcn lcr lea lec lee lef lel lem len ler lfa lfc lfe lff lfl lfm lfn lfr lla llc lle llf lll llm lln llr lma lmc lme lmf lml lmm lmn lmr lna lnc lne lnl lnm lnn lnr lra lrc lrf lrm lrn lrr m-f m-r maa mac mae maf mal mam man mar mc- mca mcc mce mcf mcl mcm mcn mcr mea mec mee mef mel mem men mer mfa mfc mfe mff mfl mfm mfn mfr mla mlc mle mlf mll mlm mln mlr mma mmc mme mmf mml mmm mmn mmr mna mnc mne mnf mnl mnm mnn mnr mra mrc mre mrf mrl mrm mrn mrr naa nac nae naf nal nam nan nar nca ncc nce ncf ncl ncm ncn ncr ne- nea nec nee nef nel nem nen ner nfa nfc nfe nff nfl nfn nfr nla nlc nle nlf nll nlm nln nlr nma nmc nme nml nmm nmn nmr nna nnc nne nnf nnl nnm nnn nra nrc nre nrf nrl nrm nrn nrr ra- raa rac rae raf ral ram ran rar rca rcc rce rcf rcl rcm rcn rcr re- rea rec ree ref rel rem ren rer rfa rfc rfe rff rfl rfm rfn rfr rla rlc rle rlf rll rlm rln rlr rma rmc rme rmf rml rmm rmn rmr rna rnc rnm rnn rnr rra rrc rrf rrl rrm rrn rrr