-ic a-a a-c a-i aaa aac aae aai aak aan aap aas ac- aca acc ace aci ack acn acp acs aea aec aee aei aek aen aep aes ai- aia aic aie aii aik ain aip ais aka akc ake aki akk akn akp aks an- ana anc ane ani ank ann anp ans ap- apa apc ape api apk apn app aps as- asa asc ase asi ask asn asp ass c-- caa cac cae cai cak can cap cas cca ccc cce cci cck ccn ccp ccs ce- cea cec cee cei cek cen cep ces ci- cia cic cie cii cik cin cip cis cka ckc cki cks cn- cna cnc cne cni cnn cnp cns cpa cpc cpe cpi cpk cpn cpp cps csa csc cse csi csk csn csp css eaa eac eae eai eak ean eap eas ec- eca ecc ece eci eck ecn ecs eea eec eee eek een eep ees eia eic eie eii eik ein eip eis eka ekc eke eki ekp eks en- ena enc ene eni enk enn enp ens ep- epa epc epe epi epn epp eps es- esa esc ese esi esk esn esp ess ia- iaa iac iae iai ian iap ias ica icc ice ici ick icn icp ics ie- iea iec iee iei iek ien iep ies iia iic iie iii iin iip iis ika ikc ike iki ikk iks in- ina inc ine ini ink inn inp ins ipa ipc ipe ipi ipn ipp ips is- isa isc ise isi isk isn isp iss ka- kaa kac kae kai kak kan kap kas kca kcc kce kci kck kcn kcp kcs ke- kea kec kee kei kek ken kep kes kia kic kie kii kik kin kip kis kkc kke kki kkk kkn kkp kks kn- kna knc kne kni knk knn knp kpa kpc kpe kpi kpk kpn kpp kps ksa ksc kse ksi ksk ksn ksp kss n-i naa nac nae nai nak nan nap nas nca ncc nce nci nck ncn ncp ncs ne- nea nec nee nei nek nen nep nes nia nic nie nii nik nin nip nis nka nkc nke nki nkk nkn nkp nks nna nnc nne nni nnk nnn nnp nns npa npc npe npi npn npp nps nsa nsc nse nsi nsk nsn nsp nss p-p paa pac pae pai pak pan pap pas pca pcc pce pci pck pcn pcp pcs pea pec pee pei pek pen pep pes pia pic pie pii pik pin pip pis pka pkc pke pki pkn pkp pks pn- pna pnc pne pni pnk pnn pnp pns ppa ppc ppe ppi ppk ppn ppp pps ps- psa psc pse psi psk psn psp pss saa sac sae sai sak san sap sas sca scc sce sci sck scn scp scs se- sea sec see sei sek sen sep ses sia sic sie sii sik sin sip sis sk- ska skc ske ski skk skp sks sna snc sne sni snk snn snp sns spa spc spe spi spk spn spp sps ss- ssa ssc sse ssi ssk ssn ssp sss