-ic c-- ccc cci ccn cco ccp ccs ci- cic cii cin cio cip cis cn- cnc cni cnn cno cnp cns co- coc coi con coo cop cos cpc cpi cpn cpo cpp cps csc csi csn cso csp css icc ici icn ico icp ics iic iii iin iio iip iis in- inc ini inn ino inp ins io- ioc ioi ion ioo iop ios ipc ipi ipn ipo ipp ips is- isc isi isn iso isp iss n-i ncc nci ncn nco ncp ncs nic nii nin nio nip nis nnc nni nnn nno nnp nns no- noc noi non noo nop nos npc npi npn npo npp nps nsc nsi nsn nso nsp nss o-i oc- occ oci ocn oco ocp ocs oic oii oin oio oip ois on- onc oni onn ono onp ons oo- ooc ooi oon ooo oop oos op- opc opi opn opo opp ops os- osc osi osn oso osp oss p-p pcc pci pcn pco pcp pcs pic pii pin pio pip pis pn- pnc pni pnn pno pnp pns poc poi pon poo pop pos ppc ppi ppn ppo ppp pps ps- psc psi psn pso psp pss scc sci scn sco scp scs sic sii sin sio sip sis snc sni snn sno snp sns soc soi son soo sop sos spc spi spn spo spp sps ss- ssc ssi ssn sso ssp sss