-er -ic -ji a-a a-c a-i aaa aac aae aai aaj aap aar aas ac- aca acc ace aci acj acp acr acs aea aec aee aei aej aep aer aes ai- aia aic aie aii aip air ais aja ajc aje aji ajj ajp ajr ajs ap- apa apc ape api apj app apr aps ar- ara arc are ari arj arp arr ars as- asa asc ase asi asj asp asr ass c-- c-j caa cac cae cai caj cap car cas cca ccc cce cci ccj ccp ccr ccs ce- cea cec cee cei cej cep cer ces ci- cia cic cie cii cij cip cir cis cja cjc cjp cjr cjs cpa cpc cpe cpi cpj cpp cpr cps cra crc cre cri crj crp crr crs csa csc cse csi csj csp csr css eaa eac eae eai eaj eap ear eas ec- eca ecc ece eci ecj ecr ecs eea eec eee eep eer ees eia eic eie eii eij eip eir eis eja ejc eji ejp ep- epa epc epe epi epp epr eps era erc ere eri erp err ers es- esa esc ese esi esp esr ess ia- iaa iac iae iai iap iar ias ica icc ice ici icj icp icr ics ie- iea iec iee iei iej iep ier ies iia iic iie iii iij iip iir iis ija ijc ije iji ijs ipa ipc ipe ipi ipp ipr ips ir- ira irc ire iri irj irp irr irs is- isa isc ise isi isj isp isr iss j-i jaa jac jae jai jaj jap jar jas jca jcc jce jci jcp jcr jcs jea jec jee jei jej jep jer jes jia jic jie jii jij jip jir jis jja jjc jjj jjp jjr jjs jpa jpc jpe jpi jpj jpp jpr jps jra jrc jri jrp jrr jrs jsa jsc jse jsi jsj jsp jsr jss p-p paa pac pae pai paj pap par pas pca pcc pce pci pcj pcp pcr pcs pea pec pee pei pep per pes pia pic pie pii pij pip pir pis pja pjc pji pjp pjs ppa ppc ppe ppi ppj ppp ppr pps pra prc pre pri prp prr prs ps- psa psc pse psi psj psp psr pss ra- raa rac rae rai raj rap rar ras rca rcc rce rci rcj rcp rcr rcs re- rea rec ree rei rep rer res ria ric rie rii rip rir ris rja rjc rjp rjr rpa rpc rpe rpi rpp rpr rps rra rrc rri rrp rrr rrs rsa rsc rse rsi rsj rsp rsr rss saa sac sae sai saj sap sar sas sca scc sce sci scj scp scr scs se- sea sec see sei sej sep ser ses sia sic sie sii sij sip sir sis sja sjc sje sji sjj sjp sjr sjs spa spc spe spi spp spr sps sr- sra src sre sri srj srp srr srs ss- ssa ssc sse ssi ssj ssp ssr sss