-al -ol a-a a-i aaa aag aai aal aan aao aap aar aas ag- aga agg agi agl agn ago agp agr ags ai- aia aig aii ail ain aio aip air ais al- ala alg ali all aln alo alp alr als an- ana ang ani anl ann ano anp anr ans aoa aog aoi aol aon aoo aop aor aos ap- apa apg api apl apn apo app apr aps ar- ara arg ari arl arn aro arp arr ars as- asa asg asi asl asn aso asp asr ass g-p gaa gag gai gal gan gao gap gar gas gga ggg ggi ggn ggo ggp ggr ggs gia gig gii gil gin gio gip gir gis gla glg gli gll gln glo glp glr gls gna gni gnl gnn gno gnp gnr gns goa gog goi gol gon goo gop gor gos gpa gpg gpi gpl gpn gpo gpp gpr gps gra grg gri grl grn gro grp grr grs gsa gsg gsi gsl gsn gso gsp gsr gss ia- iaa iag iai ial ian iao iap iar ias iga igg igi igl ign igo igp igr igs iia iii iil iin iio iip iir iis il- ila ilg ili ill iln ilo ilp ilr ils in- ina ing ini inl inn ino inp inr ins io- ioa iog ioi iol ion ioo iop ior ios ipa ipg ipi ipl ipn ipo ipp ipr ips ir- ira irg iri irl irn iro irp irr irs is- isa isg isi isl isn iso isp isr iss l-p la- laa lag lai lal lan lao lap lar las lga lgg lgi lgl lgn lgo lgp lgr lgs lia lig lii lil lin lio lip lir lis lla llg lli lll lln llo llp llr lls lna lng lni lnl lnn lno lnp lnr lns loa log loi lol lon loo lop lor los lpa lpg lpi lpl lpn lpo lpp lpr lps lra lrg lri lrn lro lrp lrr lrs lsa lsg lsi lsl lsn lso lsp lsr lss n-i naa nag nai nal nan nao nap nar nas nga ngg ngi ngl ngn ngo ngp ngs nia nig nii nil nin nio nip nir nis nla nlg nli nll nln nlo nlp nlr nls nna nng nni nnl nnn nno nnp nns no- noa nog noi nol non noo nop nor nos npa npg npi npl npn npo npp npr nps nra nrg nri nrl nrn nro nrp nrr nrs nsa nsg nsi nsl nsn nso nsp nsr nss o-i oaa oag oai oal oan oao oap oar oas oga ogg ogi ogl ogn ogo ogp ogs oia oii oil oin oio oip oir ois ola olg oli oll oln olo olp ols on- ona ong oni onl onn ono onp onr ons oo- ooa oog ooi ool oon ooo oop oor oos op- opa opg opi opl opn opo opp opr ops or- ora org ori orl orn oro orp orr ors os- osa osg osi osl osn oso osp osr oss p-p paa pag pai pal pan pao pap par pas pga pgg pgi pgl pgn pgo pgp pgr pgs pia pig pii pil pin pio pip pir pis pla plg pli pll pln plo plp plr pls pn- pna png pni pnl pnn pno pnp pnr pns poa pog poi pol pon poo pop por pos ppa ppg ppi ppl ppn ppo ppp ppr pps pra prg pri prl prn pro prp prr prs ps- psa psg psi psl psn pso psp psr pss ra- raa rag rai ral ran rao rap rar ras rga rgg rgi rgn rgo rgp rgr rgs ria rig rii ril rin rio rip rir ris rla rlg rli rll rln rlo rlp rlr rls rna rng rni rnn rno rnp rnr rns roa rog roi rol ron roo rop ror ros rpa rpg rpi rpl rpn rpo rpp rpr rps rra rrg rri rrl rrn rrp rrr rrs rsa rsg rsi rsl rsn rso rsp rsr rss saa sag sai sal san sao sap sar sas sga sgg sgi sgl sgn sgo sgp sgr sgs sia sig sii sil sin sio sip sir sis sla slg sli sll sln slo slp slr sls sna sng sni snl snn sno snp snr sns soa sog soi sol son soo sop sor sos spa spg spi spl spn spo spp spr sps sr- sra srg sri srl srn sro srp srr srs ss- ssa ssg ssi ssl ssn sso ssp ssr sss