-al a-a aaa aaf aal aan aap af- afa aff afl afn afp al- ala alf all aln alp an- ana anf anl ann anp ap- apa apf apl apn app faa faf fal fan fap ffa fff ffl ffn ffp fla flf fll fln flp fna fnf fnl fnn fnp fpa fpl fpn fpp l-p la- laa laf lal lan lap lfa lff lfl lfn lfp lla llf lll lln llp lna lnl lnn lnp lpa lpf lpl lpn lpp naa naf nal nan nap nfa nff nfl nfn nfp nla nlf nll nln nlp nna nnf nnl nnn nnp npa npf npl npn npp p-p paa paf pal pan pap pfa pff pfl pfn pfp pla plf pll pln plp pn- pna pnf pnl pnn pnp ppa ppf ppl ppn ppp