a-a a-i aaa aag aai aao aap aas ag- aga agg agi ago agp ags ai- aia aig aii aio aip ais aoa aog aoi aoo aop aos ap- apa apg api apo app aps as- asa asg asi aso asp ass g-p gaa gag gai gao gap gas gga ggg ggi ggo ggp ggs gia gig gii gio gip gis goa gog goi goo gop gos gpa gpg gpi gpo gpp gps gsa gsg gsi gso gsp gss ia- iaa iag iai iao iap ias iga igg igi igo igp igs iia iii iio iip iis io- ioa iog ioi ioo iop ios ipa ipg ipi ipo ipp ips is- isa isg isi iso isp iss o-i oaa oag oai oao oap oas oga ogg ogi ogo ogp ogs oia oii oio oip ois oo- ooa oog ooi ooo oop oos op- opa opg opi opo opp ops os- osa osg osi oso osp oss p-p paa pag pai pao pap pas pga pgg pgi pgo pgp pgs pia pig pii pio pip pis poa pog poi poo pop pos ppa ppg ppi ppo ppp pps ps- psa psg psi pso psp pss saa sag sai sao sap sas sga sgg sgi sgo sgp sgs sia sig sii sio sip sis soa sog soi soo sop sos spa spg spi spo spp sps ss- ssa ssg ssi sso ssp sss