-al a-a a-c a-t aaa aac aae aal aan aas aat ac- aca acc ace acl acn acs act aea aec aee ael aen aes aet al- ala alc ale all aln als alt an- ana anc ane anl ann ans ant as- asa asc ase asl asn ass ast at- ata atc ate atl atn ats att c-- caa cac cae cal can cas cat cca ccc cce ccl ccn ccs cct ce- cea cec cee cel cen ces cet cl- cla clc cle cll cln cls clt cn- cna cnc cne cnl cnn cns cnt csa csc cse csl csn css cst cta ctc cte ctl ctn cts ctt eaa eac eae eal ean eas eat ec- eca ecc ece ecl ecn ecs ect eea eec eee eel een ees eet ela elc ele ell eln els elt en- ena enc ene enl enn ens ent es- esa esc ese esl esn ess est eta etc ete etl etn ets ett la- laa lac lae lal lan las lat lca lcc lce lcl lcn lcs lct lea lec lee lel len les let lla llc lle lll lln lls llt lna lnc lne lnl lnn lns lnt lsa lsc lse lsl lsn lss lst lta ltc lte ltl lts ltt naa nac nae nal nan nas nat nca ncc nce ncl ncn ncs nct ne- nea nec nee nel nen nes net nla nlc nle nll nln nls nlt nna nnc nne nnl nnn nns nnt nsa nsc nse nsl nsn nss nst nta ntc nte ntn nts ntt saa sac sae sal san sas sat sca scc sce scl scn scs sct se- sea sec see sel sen ses set sla slc sle sll sln sls slt sna snc sne snl snn sns snt ss- ssa ssc sse ssl ssn sss sst sta stc ste stl stn sts stt taa tac tae tal tan tas tat tca tcc tce tcl tcn tcs tct te- tea tec tee tel ten tes tet tla tlc tle tll tln tls tlt tna tnc tne tnl tnn tns tnt tsa tsc tse tsl tsn tss tst tta ttc tte ttl ttn tts ttt