-al -ol a-a a-c aaa aac aag aah aal aan aao ac- aca acc acg ach acl acn aco ag- aga agc agg agh agl agn ago aha ahc ahg ahh ahl ahn aho al- ala alc alg alh all aln alo an- ana anc ang anh anl ann ano aoa aoc aog aoh aol aon aoo c-- caa cac cag cah cal can cao cca ccc ccg cch ccl ccn cco cga cgc cgg cgh cgl cgn cgo ch- cha chc chg chh chl chn cho cl- cla clc clg clh cll cln clo cn- cna cnc cng cnh cnl cnn cno co- coa coc cog coh col con coo gaa gac gag gah gal gan gao gca gcc gcg gch gcl gcn gco gga ggc ggg ggh ggn ggo gha ghc ghg ghh ghl ghn gho gla glc glg glh gll gln glo gna gnc gnl gnn gno goa goc gog goh gol gon goo haa hac hag hah hal han hao hca hcc hcg hch hcl hcn hco hga hgc hgg hgh hgl hgn hgo hha hhc hhg hhh hhl hhn hho hla hlc hlg hlh hll hln hlo hna hnc hng hnh hnl hnn hno hoa hoc hog hoh hol hon hoo la- laa lac lag lah lal lan lao lca lcc lcg lch lcl lcn lco lga lgc lgg lgh lgl lgn lgo lha lhc lhh lho lla llc llg lll lln llo lna lnc lng lnh lnl lnn lno loa loc log loh lol lon loo naa nac nag nah nal nan nao nca ncc ncg nch ncl ncn nco nga ngc ngg ngh ngl ngn ngo nha nhc nhg nhh nhl nhn nla nlc nlg nlh nll nln nlo nna nnc nng nnh nnl nnn nno no- noa noc nog noh nol non noo oaa oac oag oah oal oan oao oc- oca occ ocg och ocl ocn oco oga ogc ogg ogh ogl ogn ogo oha ohc ohg ohh ohl ohn oho ola olc olg oll oln olo on- ona onc ong onh onl onn ono oo- ooa ooc oog ooh ool oon ooo