-er a-a a-c aaa aac aad aae aaj aap aar aas ac- aca acc acd ace acj acp acr acs ad- ada adc add ade adj adp adr ads aea aec aed aee aej aep aer aes aja ajc ajd aje ajj ajp ajr ajs ap- apa apc apd ape apj app apr aps ar- ara arc ard are arj arp arr ars as- asa asc asd ase asj asp asr ass c-- c-j caa cac cad cae caj cap car cas cca ccc ccd cce ccj ccp ccr ccs cda cdc cdd cde cdj cdp cdr cds ce- cea cec ced cee cej cep cer ces cja cjc cjd cjp cjr cjs cpa cpc cpd cpe cpj cpp cpr cps cra crc crd cre crj crp crr crs csa csc csd cse csj csp csr css daa dac dad dae daj dap dar das dca dcc dcd dce dcp dcr dcs dda ddc ddd dde ddp ddr dds de- dea dec ded dee dej dep der des dj- dja djc djd dje djp djs dpa dpc dpd dpe dpp dpr dps dra drc drd dre drj drp drr drs dsa dsc dsd dse dsj dsp dsr dss eaa eac ead eae eaj eap ear eas ec- eca ecc ecd ece ecj ecr ecs ed- eda edc edd ede edj edp edr eds eea eec eed eee eep eer ees eja ejc ejd ejp ep- epa epc epd epe epp epr eps era erc erd ere erp err ers es- esa esc esd ese esp esr ess j-d jaa jac jad jae jaj jap jar jas jca jcc jcd jce jcp jcr jcs jda jdc jde jdp jdr jds jea jec jed jee jej jep jer jes jja jjc jjj jjp jjr jjs jpa jpc jpe jpj jpp jpr jps jra jrc jrp jrr jrs jsa jsc jsd jse jsj jsp jsr jss p-p paa pac pad pae paj pap par pas pca pcc pcd pce pcj pcp pcr pcs pda pdc pdd pde pdp pdr pds pea pec ped pee pep per pes pja pjc pjd pjp pjs ppa ppc ppd ppe ppj ppp ppr pps pra prc prd pre prp prr prs ps- psa psc psd pse psj psp psr pss ra- raa rac rad rae raj rap rar ras rca rcc rcd rce rcj rcp rcr rcs rda rdc rdd rde rdj rdp rdr rds re- rea rec red ree rep rer res rja rjc rjp rjr rpa rpc rpd rpe rpp rpr rps rra rrc rrd rrp rrr rrs rsa rsc rsd rse rsj rsp rsr rss saa sac sad sae saj sap sar sas sca scc scd sce scj scp scr scs sda sdc sdd sde sdj sdp sdr sds se- sea sec sed see sej sep ser ses sja sjc sjd sje sjj sjp sjr sjs spa spc spd spe spp spr sps sr- sra src srd sre srj srp srr srs ss- ssa ssc ssd sse ssj ssp ssr sss