-al -ol a-a a-b aaa aab aag aal aan aao aap aas ab- aba abb abg abl abn abo abp abs ag- aga agb agg agl agn ago agp ags al- ala alb alg all aln alo alp als an- ana anb ang anl ann ano anp ans aoa aob aog aol aon aoo aop aos ap- apa apb apg apl apn apo app aps as- asa asb asg asl asn aso asp ass b-p baa bab bag bal ban bao bap bas bba bbb bbg bbl bbn bbo bbp bbs bga bgb bgg bgl bgn bgo bgp bgs bla blb blg bll bln blo blp bls bna bnb bng bnl bnn bno bnp bns boa bob bog bol bon boo bop bos bpa bpb bpg bpl bpn bpo bpp bps bsa bsb bsg bsl bsn bso bsp bss g-p gaa gab gag gal gan gao gap gas gba gbg gbl gbn gbo gbp gbs gga ggb ggg ggn ggo ggp ggs gla glb glg gll gln glo glp gls gna gnb gnl gnn gno gnp gns goa gob gog gol gon goo gop gos gpa gpb gpg gpl gpn gpo gpp gps gsa gsb gsg gsl gsn gso gsp gss l-p la- laa lab lag lal lan lao lap las lba lbb lbg lbl lbo lbp lbs lga lgb lgg lgl lgn lgo lgp lgs lla llb llg lll lln llo llp lls lna lnb lng lnl lnn lno lnp lns loa lob log lol lon loo lop los lpa lpb lpg lpl lpn lpo lpp lps lsa lsb lsg lsl lsn lso lsp lss naa nab nag nal nan nao nap nas nba nbb nbg nbl nbn nbo nbp nbs nga ngb ngg ngl ngn ngo ngp ngs nla nlb nlg nll nln nlo nlp nls nna nnb nng nnl nnn nno nnp nns no- noa nob nog nol non noo nop nos npa npb npg npl npn npo npp nps nsa nsb nsg nsl nsn nso nsp nss oaa oab oag oal oan oao oap oas ob- oba obb obg obl obn obo obp obs oga ogg ogl ogn ogo ogp ogs ola olb olg oll oln olo olp ols on- ona onb ong onl onn ono onp ons oo- ooa oob oog ool oon ooo oop oos op- opa opb opg opl opn opo opp ops os- osa osb osg osl osn oso osp oss p-p paa pab pag pal pan pao pap pas pba pbb pbg pbl pbn pbo pbp pbs pga pgb pgg pgl pgn pgo pgp pgs pla plb plg pll pln plo plp pls pn- pna pnb png pnl pnn pno pnp pns poa pob pog pol pon poo pop pos ppa ppb ppg ppl ppn ppo ppp pps ps- psa psb psg psl psn pso psp pss saa sab sag sal san sao sap sas sba sbb sbg sbl sbn sbo sbp sbs sga sgb sgg sgl sgn sgo sgp sgs sla slb slg sll sln slo slp sls sna snb sng snl snn sno snp sns soa sob sog sol son soo sop sos spa spb spg spl spn spo spp sps ss- ssa ssb ssg ssl ssn sso ssp sss