-ic a-a a-c a-i aaa aac aad aae aai aak aap aas ac- aca acc acd ace aci ack acp acs ad- ada adc add ade adi adk adp ads aea aec aed aee aei aek aep aes ai- aia aic aid aie aii aik aip ais aka akc akd ake aki akk akp aks ap- apa apc apd ape api apk app aps as- asa asc asd ase asi ask asp ass c-- caa cac cad cae cai cak cap cas cca ccc ccd cce cci cck ccp ccs cda cdc cdd cde cdi cdk cdp cds ce- cea cec ced cee cei cek cep ces ci- cia cic cid cie cii cik cip cis cka ckc ckd cki cks cpa cpc cpd cpe cpi cpk cpp cps csa csc csd cse csi csk csp css daa dac dad dae dai dak dap das dca dcc dcd dce dci dck dcp dcs dda ddc ddd dde ddi ddk ddp dds de- dea dec ded dee dei dek dep des di- dia dic did die dii dik dip dis dka dkc dke dki dkk dkp dks dpa dpc dpd dpe dpi dpk dpp dps dsa dsc dsd dse dsi dsk dsp dss eaa eac ead eae eai eak eap eas ec- eca ecc ecd ece eci eck ecs ed- eda edc edd ede edi edk edp eds eea eec eed eee eek eep ees eia eic eid eie eii eik eip eis eka ekc ekd eke eki ekp eks ep- epa epc epd epe epi epp eps es- esa esc esd ese esi esk esp ess i-d ia- iaa iac iad iae iai iap ias ica icc icd ice ici ick icp ics ida idc idd ide idi idk idp ids ie- iea iec ied iee iei iek iep ies iia iic iid iie iii iip iis ika ikc ike iki ikk iks ipa ipc ipd ipe ipi ipp ips is- isa isc isd ise isi isk isp iss ka- kaa kac kad kae kai kak kap kas kca kcc kcd kce kci kck kcp kcs kda kdc kde kdk kdp kds ke- kea kec ked kee kei kek kep kes kia kic kid kie kii kik kip kis kkc kke kki kkk kkp kks kpa kpc kpd kpe kpi kpk kpp kps ksa ksc ksd kse ksi ksk ksp kss p-p paa pac pad pae pai pak pap pas pca pcc pcd pce pci pck pcp pcs pda pdc pdd pde pdi pdk pdp pds pea pec ped pee pei pek pep pes pia pic pid pie pii pik pip pis pka pkc pkd pke pki pkp pks ppa ppc ppd ppe ppi ppk ppp pps ps- psa psc psd pse psi psk psp pss saa sac sad sae sai sak sap sas sca scc scd sce sci sck scp scs sda sdc sdd sde sdi sdk sdp sds se- sea sec sed see sei sek sep ses sia sic sid sie sii sik sip sis sk- ska skc skd ske ski skk skp sks spa spc spd spe spi spk spp sps ss- ssa ssc ssd sse ssi ssk ssp sss