-ic c-- ccc cce ccg cci cck ccn cco ccs ce- cec cee ceg cei cek cen ceo ces cgc cge cgg cgi cgn cgo cgs ci- cic cie cig cii cik cin cio cis ckc cki cko cks cn- cnc cne cng cni cnn cno cns co- coc coe cog coi cok con coo cos csc cse csg csi csk csn cso css ec- ecc ece ecg eci eck ecn eco ecs eec eee eeg eek een eeo ees egc ege egg egi egn ego egs eic eie eig eii eik ein eio eis ekc eke ekg eki eko eks en- enc ene eng eni enk enn eno ens eo- eoc eoe eog eoi eok eon eoo eos es- esc ese esg esi esk esn eso ess gcc gce gcg gci gck gcn gco gcs ge- gec gee geg gei gek gen geo ges ggc ggg ggi ggn ggo ggs gic gie gig gii gik gin gio gis gkn gko gks gnc gne gni gnn gno gns goc goe gog goi gok gon goo gos gsc gse gsg gsi gsk gsn gso gss icc ice icg ici ick icn ico ics ie- iec iee ieg iei iek ien ies igc ige igg igi igk ign igo igs iic iie iii iin iio iis ikc ike iki ikk iko iks in- inc ine ing ini ink inn ino ins io- ioc ioe iog ioi ion ioo ios is- isc ise isg isi isk isn iso iss kcc kce kcg kci kck kcn kcs ke- kec kee keg kei kek ken keo kes kgc kgi kgo kgs kic kie kig kii kik kin kio kis kkc kke kki kkk kkn kks kn- knc kne kng kni knk knn kno koc koe kog koi kok kon koo kos ksc kse ksg ksi ksk ksn kso kss n-i ncc nce ncg nci nck ncn nco ncs ne- nec nee neg nei nek nen neo nes ngc nge ngg ngi ngk ngn ngo ngs nic nie nig nii nik nin nio nis nkc nke nki nkk nkn nko nks nnc nne nng nni nnk nnn nno nns no- noc noe nog noi nok non noo nos nsc nse nsg nsi nsk nsn nso nss o-i oc- occ ocg oci ock ocn oco ocs oec oee oeg oei oen oeo oes ogc oge ogg ogi ogn ogo ogs oic oie oii oik oin oio ois okc oke okg oki okk oko oks on- onc one ong oni onk onn ono ons oo- ooc oog ooi ook oon ooo oos os- osc ose osg osi osk osn oso oss scc sce scg sci sck scn sco scs se- sec see seg sei sek sen seo ses sgc sge sgg sgi sgk sgn sgo sgs sic sie sig sii sik sin sio sis sk- skc ske skg ski skk sko sks snc sne sng sni snk snn sno sns soc soe sog soi sok son soo sos ss- ssc sse ssg ssi ssk ssn sso sss