-al a-a a-b aaa aab aae aag aal aap ab- aba abb abe abg abl abp aea aeb aee aeg ael aep ag- aga agb age agg agl agp al- ala alb ale alg all alp ap- apa apb ape apg apl app b-p baa bab bae bag bal bap bba bbb bbe bbg bbl bbp be- bea beb bee beg bel bep bga bgb bge bgg bgl bgp bla blb ble blg bll blp bpa bpb bpe bpg bpl bpp eaa eab eae eag eal eap eba ebb ebe ebg ebl ebp eea eeb eee eeg eel eep ega egb ege egg egl egp ela elb ele elg ell elp ep- epa epb epe epg epl epp g-p gaa gab gae gag gal gap gba gbe gbg gbl gbp ge- gea geb gee geg gel gep gga ggb ggg ggp gla glb gle glg gll glp gpa gpb gpe gpg gpl gpp l-p la- laa lab lae lag lal lap lba lbb lbe lbg lbl lbp lea leb lee leg lel lep lga lgb lge lgg lgl lgp lla llb lle llg lll llp lpa lpb lpe lpg lpl lpp p-p paa pab pae pag pal pap pba pbb pbe pbg pbl pbp pea peb pee peg pel pep pga pgb pge pgg pgl pgp pla plb ple plg pll plp ppa ppb ppe ppg ppl ppp