-al -ol a-a a-b aaa aab aag aal aan aao aap ab- aba abb abg abl abn abo abp ag- aga agb agg agl agn ago agp al- ala alb alg all aln alo alp an- ana anb ang anl ann ano anp aoa aob aog aol aon aoo aop ap- apa apb apg apl apn apo app b-p baa bab bag bal ban bao bap bba bbb bbg bbl bbn bbo bbp bga bgb bgg bgl bgn bgo bgp bla blb blg bll bln blo blp bna bnb bng bnl bnn bno bnp boa bob bog bol bon boo bop bpa bpb bpg bpl bpn bpo bpp g-p gaa gab gag gal gan gao gap gba gbg gbl gbn gbo gbp gga ggb ggg ggn ggo ggp gla glb glg gll gln glo glp gna gnb gnl gnn gno gnp goa gob gog gol gon goo gop gpa gpb gpg gpl gpn gpo gpp l-p la- laa lab lag lal lan lao lap lba lbb lbg lbl lbo lbp lga lgb lgg lgl lgn lgo lgp lla llb llg lll lln llo llp lna lnb lng lnl lnn lno lnp loa lob log lol lon loo lop lpa lpb lpg lpl lpn lpo lpp naa nab nag nal nan nao nap nba nbb nbg nbl nbn nbo nbp nga ngb ngg ngl ngn ngo ngp nla nlb nlg nll nln nlo nlp nna nnb nng nnl nnn nno nnp no- noa nob nog nol non noo nop npa npb npg npl npn npo npp oaa oab oag oal oan oao oap ob- oba obb obg obl obn obo obp oga ogg ogl ogn ogo ogp ola olb olg oll oln olo olp on- ona onb ong onl onn ono onp oo- ooa oob oog ool oon ooo oop op- opa opb opg opl opn opo opp p-p paa pab pag pal pan pao pap pba pbb pbg pbl pbn pbo pbp pga pgb pgg pgl pgn pgo pgp pla plb plg pll pln plo plp pn- pna pnb png pnl pnn pno pnp poa pob pog pol pon poo pop ppa ppb ppg ppl ppn ppo ppp