-al -ol a-a a-t aaa aaf aag aal aan aao aat aax af- afa aff afg afl afn afo aft afx ag- aga agf agg agl agn ago agt agx al- ala alf alg all aln alo alt alx an- ana anf ang anl ann ano ant anx aoa aof aog aol aon aoo aot aox at- ata atf atg atl atn ato att atx ax- axa axl axn axo axt axx faa faf fag fal fan fao fat fax ffa fff ffg ffl ffn ffo fft ffx fga fgf fgg fgl fgn fgt fla flf flg fll fln flo flt flx fna fnf fng fnl fnn fnt fnx foa fof fog fol fon foo fot fox fta ftf ftg ftl ftn fto ftt ftx fxg fxt fxx gaa gaf gag gal gan gao gat gfa gff gfl gfo gft gfx gga ggg ggn ggo ggt gla glf glg gll gln glo glt glx gna gnf gnl gnn gno gnt goa gof gog gol gon goo got gox gta gtf gtg gtl gtn gto gtt gtx gxa gxf gxl gxt la- laa laf lag lal lan lao lat lax lfa lff lfg lfl lfn lfo lft lfx lga lgf lgg lgl lgn lgo lgt lla llf llg lll lln llo llt lna lng lnl lnn lno lnt loa lof log lol lon loo lot lox lta ltf ltg ltl lto ltt ltx lxo lxx naa naf nag nal nan nao nat nax nfa nff nfl nfn nfo nft nga ngf ngg ngl ngn ngo ngt nla nlf nlg nll nln nlo nlt nlx nna nnf nng nnl nnn nno nnt no- noa nof nog nol non noo not nox nta ntf ntg ntn nto ntt ntx nxl nxt oaa oaf oag oal oan oao oat oax of- ofa off ofg ofl ofn ofo oft ofx oga ogf ogg ogl ogn ogo ogt ogx ola olf olg oll oln olo olt on- ona onf ong onl onn ono ont onx oo- ooa oof oog ool oon ooo oot oox ot- ota otf otg otl otn oto ott ox- oxa oxf oxn oxo oxt oxx t-x taa taf tag tal tan tao tat tax tfa tff tfg tfl tfn tfo tft tfx tga tgf tgg tgl tgn tgo tgt tla tlf tlg tll tln tlo tlt tlx tna tnf tng tnl tnn tno tnt tnx to- toa tof tog tol ton too tot tox tta ttf ttg ttl ttn tto ttt ttx txf txl txn txt xaa xaf xag xal xan xat xfa xfl xfn xft xfx xgl xla xlf xlg xlt xna xno xoa xof xog xon xoo xot xox xtf xtx xxl xxo xxx