a-a a-i aaa aag aai aan aao aap aar aas ag- aga agg agi agn ago agp agr ags ai- aia aig aii ain aio aip air ais an- ana ang ani ann ano anp anr ans aoa aog aoi aon aoo aop aor aos ap- apa apg api apn apo app apr aps ar- ara arg ari arn aro arp arr ars as- asa asg asi asn aso asp asr ass g-p gaa gag gai gan gao gap gar gas gga ggg ggi ggn ggo ggp ggr ggs gia gig gii gin gio gip gir gis gna gni gnn gno gnp gnr gns goa gog goi gon goo gop gor gos gpa gpg gpi gpn gpo gpp gpr gps gra grg gri grn gro grp grr grs gsa gsg gsi gsn gso gsp gsr gss ia- iaa iag iai ian iao iap iar ias iga igg igi ign igo igp igr igs iia iii iin iio iip iir iis in- ina ing ini inn ino inp inr ins io- ioa iog ioi ion ioo iop ior ios ipa ipg ipi ipn ipo ipp ipr ips ir- ira irg iri irn iro irp irr irs is- isa isg isi isn iso isp isr iss n-i naa nag nai nan nao nap nar nas nga ngg ngi ngn ngo ngp ngs nia nig nii nin nio nip nir nis nna nng nni nnn nno nnp nns no- noa nog noi non noo nop nor nos npa npg npi npn npo npp npr nps nra nrg nri nrn nro nrp nrr nrs nsa nsg nsi nsn nso nsp nsr nss o-i oaa oag oai oan oao oap oar oas oga ogg ogi ogn ogo ogp ogs oia oii oin oio oip oir ois on- ona ong oni onn ono onp onr ons oo- ooa oog ooi oon ooo oop oor oos op- opa opg opi opn opo opp opr ops or- ora org ori orn oro orp orr ors os- osa osg osi osn oso osp osr oss p-p paa pag pai pan pao pap par pas pga pgg pgi pgn pgo pgp pgr pgs pia pig pii pin pio pip pir pis pn- pna png pni pnn pno pnp pnr pns poa pog poi pon poo pop por pos ppa ppg ppi ppn ppo ppp ppr pps pra prg pri prn pro prp prr prs ps- psa psg psi psn pso psp psr pss ra- raa rag rai ran rao rap rar ras rga rgg rgi rgn rgo rgp rgr rgs ria rig rii rin rio rip rir ris rna rng rni rnn rno rnp rnr rns roa rog roi ron roo rop ror ros rpa rpg rpi rpn rpo rpp rpr rps rra rrg rri rrn rrp rrr rrs rsa rsg rsi rsn rso rsp rsr rss saa sag sai san sao sap sar sas sga sgg sgi sgn sgo sgp sgr sgs sia sig sii sin sio sip sir sis sna sng sni snn sno snp snr sns soa sog soi son soo sop sor sos spa spg spi spn spo spp spr sps sr- sra srg sri srn sro srp srr srs ss- ssa ssg ssi ssn sso ssp ssr sss