-al -ol a-a a-t aaa aaf aag aal aan aao aar aat af- afa aff afg afl afn afo afr aft ag- aga agf agg agl agn ago agr agt al- ala alf alg all aln alo alr alt an- ana anf ang anl ann ano anr ant aoa aof aog aol aon aoo aor aot ar- ara arf arg arl arn aro arr art at- ata atf atg atl atn ato atr att faa faf fag fal fan fao far fat ffa fff ffg ffl ffn ffo ffr fft fga fgf fgg fgl fgn fgr fgt fla flf flg fll fln flo flr flt fna fnf fng fnl fnn fnr fnt foa fof fog fol fon foo for fot fra frf frg frl frn fro frr frt fta ftf ftg ftl ftn fto ftr ftt gaa gaf gag gal gan gao gar gat gfa gff gfl gfo gfr gft gga ggg ggn ggo ggr ggt gla glf glg gll gln glo glr glt gna gnf gnl gnn gno gnr gnt goa gof gog gol gon goo gor got gra grf grg grl grn gro grr grt gta gtf gtg gtl gtn gto gtr gtt la- laa laf lag lal lan lao lar lat lfa lff lfg lfl lfn lfo lfr lft lga lgf lgg lgl lgn lgo lgr lgt lla llf llg lll lln llo llr llt lna lng lnl lnn lno lnr lnt loa lof log lol lon loo lor lot lra lrf lrg lrn lro lrr lrt lta ltf ltg ltl lto ltr ltt naa naf nag nal nan nao nar nat nfa nff nfl nfn nfo nfr nft nga ngf ngg ngl ngn ngo ngt nla nlf nlg nll nln nlo nlr nlt nna nnf nng nnl nnn nno nnt no- noa nof nog nol non noo nor not nra nrf nrg nrl nrn nro nrr nrt nta ntf ntg ntn nto ntr ntt oaa oaf oag oal oan oao oar oat of- ofa off ofg ofl ofn ofo ofr oft oga ogf ogg ogl ogn ogo ogt ola olf olg oll oln olo olt on- ona onf ong onl onn ono onr ont oo- ooa oof oog ool oon ooo oor oot or- ora orf org orl orn oro orr ort ot- ota otf otg otl otn oto otr ott ra- raa raf rag ral ran rao rar rat rfa rff rfg rfl rfn rfo rfr rft rga rgf rgg rgn rgo rgr rgt rla rlf rlg rll rln rlo rlr rlt rna rng rnn rno rnr rnt roa rof rog rol ron roo ror rot rra rrf rrg rrl rrn rrr rrt rta rtf rtg rtl rtn rto rtr rtt taa taf tag tal tan tao tar tat tfa tff tfg tfl tfn tfo tfr tft tga tgf tgg tgl tgn tgo tgr tgt tla tlf tlg tll tln tlo tlr tlt tna tnf tng tnl tnn tno tnr tnt to- toa tof tog tol ton too tor tot tra trf trg trl trn tro trr trt tta ttf ttg ttl ttn tto ttr ttt