-al a-a a-c aaa aac aaf aag aal aan aau ac- aca acc acf acg acl acn acu af- afa afc aff afg afl afn afu ag- aga agc agf agg agl agn agu al- ala alc alf alg all aln alu an- ana anc anf ang anl ann anu au- aua auc auf aug aul aun c-- caa cac caf cag cal can cau cca ccc ccf ccg ccl ccn ccu cfa cfc cff cfg cfl cfn cfu cga cgc cgg cgl cgn cgu cl- cla clc clf clg cll cln clu cn- cna cnc cnf cng cnl cnn cnu cua cuc cuf cug cul cun cuu faa fac faf fag fal fan fau fca fcc fcf fcg fcl fcn fcu ffa ffc fff ffg ffl ffn ffu fga fgc fgf fgg fgl fgn fla flc flf flg fll fln flu fna fnc fnf fng fnl fnn fnu fua fuf fug ful fun fuu gaa gac gaf gag gal gan gau gca gcc gcf gcg gcl gcn gcu gfa gfc gff gfl gga ggc ggg ggn ggu gla glc glf glg gll gln glu gna gnc gnf gnl gnn gnu gu- gua guc guf gug gul gun guu la- laa lac laf lag lal lan lau lca lcc lcf lcg lcl lcn lcu lfa lfc lff lfg lfl lfn lfu lga lgc lgf lgg lgl lgn lgu lla llc llf llg lll lln llu lna lnc lng lnl lnn lnu lua luc luf lug lul lun luu naa nac naf nag nal nan nau nca ncc ncf ncg ncl ncn ncu nfa nfc nff nfl nfn nfu nga ngc ngf ngg ngl ngn ngu nla nlc nlf nlg nll nln nlu nna nnc nnf nng nnl nnn nnu nua nuc nug nul nun nuu ua- uaa uac uaf uag ual uan uau uca ucc ucf ucg ucl ucn ucu ufa ufc uff ufg ufl ufn ufu uga ugc ugf ugg ugl ugn ugu ula ulc ulf ulg ull uln ulu un- una unc unf ung unl unn unu uua uuc uug uun uuu