-al -er a-a a-c aaa aac aae aal aan aar ac- aca acc ace acl acn acr aea aec aee ael aen aer al- ala alc ale all aln alr an- ana anc ane anl ann anr ar- ara arc are arl arn arr c-- caa cac cae cal can car cca ccc cce ccl ccn ccr ce- cea cec cee cel cen cer cl- cla clc cle cll cln clr cn- cna cnc cne cnl cnn cnr cra crc cre crl crn crr eaa eac eae eal ean ear ec- eca ecc ece ecl ecn ecr eea eec eee eel een eer ela elc ele ell eln elr en- ena enc ene enl enn enr era erc ere erl ern err la- laa lac lae lal lan lar lca lcc lce lcl lcn lcr lea lec lee lel len ler lla llc lle lll lln llr lna lnc lne lnl lnn lnr lra lrc lrn lrr naa nac nae nal nan nar nca ncc nce ncl ncn ncr ne- nea nec nee nel nen ner nla nlc nle nll nln nlr nna nnc nne nnl nnn nra nrc nre nrl nrn nrr ra- raa rac rae ral ran rar rca rcc rce rcl rcn rcr re- rea rec ree rel ren rer rla rlc rle rll rln rlr rna rnc rnn rnr rra rrc rrl rrn rrr