-al a-a a-c aaa aac aal aan aar ac- aca acc acl acn acr al- ala alc all aln alr an- ana anc anl ann anr ar- ara arc arl arn arr c-- caa cac cal can car cca ccc ccl ccn ccr cl- cla clc cll cln clr cn- cna cnc cnl cnn cnr cra crc crl crn crr la- laa lac lal lan lar lca lcc lcl lcn lcr lla llc lll lln llr lna lnc lnl lnn lnr lra lrc lrn lrr naa nac nal nan nar nca ncc ncl ncn ncr nla nlc nll nln nlr nna nnc nnl nnn nra nrc nrl nrn nrr ra- raa rac ral ran rar rca rcc rcl rcn rcr rla rlc rll rln rlr rna rnc rnn rnr rra rrc rrl rrn rrr