-al a-a a-c a-t aaa aac aal aan aar aat ac- aca acc acl acn acr act al- ala alc all aln alr alt an- ana anc anl ann anr ant ar- ara arc arl arn arr art at- ata atc atl atn atr att c-- caa cac cal can car cat cca ccc ccl ccn ccr cct cl- cla clc cll cln clr clt cn- cna cnc cnl cnn cnr cnt cra crc crl crn crr crt cta ctc ctl ctn ctr ctt la- laa lac lal lan lar lat lca lcc lcl lcn lcr lct lla llc lll lln llr llt lna lnc lnl lnn lnr lnt lra lrc lrn lrr lrt lta ltc ltl ltr ltt naa nac nal nan nar nat nca ncc ncl ncn ncr nct nla nlc nll nln nlr nlt nna nnc nnl nnn nnt nra nrc nrl nrn nrr nrt nta ntc ntn ntr ntt ra- raa rac ral ran rar rat rca rcc rcl rcn rcr rct rla rlc rll rln rlr rlt rna rnc rnn rnr rnt rra rrc rrl rrn rrr rrt rta rtc rtl rtn rtr rtt taa tac tal tan tar tat tca tcc tcl tcn tcr tct tla tlc tll tln tlr tlt tna tnc tnl tnn tnr tnt tra trc trl trn trr trt tta ttc ttl ttn ttr ttt