g-p ggg ggi ggm ggo ggp ggr gig gii gim gio gip gir gmg gmi gmm gmo gmp gmr gog goi gom goo gop gor gpg gpi gpm gpo gpp gpr grg gri grm gro grp grr igg igi igm igo igp igr iii iim iio iip iir im- img imi imm imo imp io- iog ioi iom ioo iop ior ipg ipi ipm ipo ipp ipr ir- irg iri irm iro irp irr m-o m-r mgi mgm mgo mgp mgr mi- mig mii mim mio mip mir mmg mmi mmm mmo mmp mmr mog moi mom moo mop mor mpg mpi mpm mpo mpp mpr mrg mri mrm mro mrp mrr o-i ogg ogi ogo ogp oii oim oio oip oir om- omg omi omm omo omp omr oo- oog ooi oom ooo oop oor op- opg opi opm opo opp opr or- org ori orm oro orp orr p-p pgg pgi pgm pgo pgp pgr pig pii pim pio pip pir pmg pmi pmm pmo pmp pmr pog poi pom poo pop por ppg ppi ppm ppo ppp ppr prg pri prm pro prp prr rgg rgi rgo rgp rgr rig rii rim rio rip rir rmg rmi rmm rmo rmp rmr rog roi rom roo rop ror rpg rpi rpm rpo rpp rpr rrg rri rrm rrp rrr