-ic c-- ccc ccg cci ccn cco ccp ccr cgc cgg cgi cgn cgo cgp cgr ci- cic cig cii cin cio cip cir cn- cnc cng cni cnn cno cnp cnr co- coc cog coi con coo cop cor cpc cpg cpi cpn cpo cpp cpr crc crg cri crn cro crp crr g-p gcc gcg gci gcn gco gcp gcr ggc ggg ggi ggn ggo ggp ggr gic gig gii gin gio gip gir gnc gni gnn gno gnp gnr goc gog goi gon goo gop gor gpc gpg gpi gpn gpo gpp gpr grc grg gri grn gro grp grr icc icg ici icn ico icp icr igc igg igi ign igo igp igr iic iii iin iio iip iir in- inc ing ini inn ino inp inr io- ioc iog ioi ion ioo iop ior ipc ipg ipi ipn ipo ipp ipr ir- irc irg iri irn iro irp irr n-i ncc ncg nci ncn nco ncp ncr ngc ngg ngi ngn ngo ngp nic nig nii nin nio nip nir nnc nng nni nnn nno nnp no- noc nog noi non noo nop nor npc npg npi npn npo npp npr nrc nrg nri nrn nro nrp nrr o-i oc- occ ocg oci ocn oco ocp ocr ogc ogg ogi ogn ogo ogp oic oii oin oio oip oir on- onc ong oni onn ono onp onr oo- ooc oog ooi oon ooo oop oor op- opc opg opi opn opo opp opr or- orc org ori orn oro orp orr p-p pcc pcg pci pcn pco pcp pcr pgc pgg pgi pgn pgo pgp pgr pic pig pii pin pio pip pir pn- pnc png pni pnn pno pnp pnr poc pog poi pon poo pop por ppc ppg ppi ppn ppo ppp ppr prc prg pri prn pro prp prr rcc rcg rci rcn rco rcp rcr rgc rgg rgi rgn rgo rgp rgr ric rig rii rin rio rip rir rnc rng rni rnn rno rnp rnr roc rog roi ron roo rop ror rpc rpg rpi rpn rpo rpp rpr rrc rrg rri rrn rrp rrr