-er a-a a-c aaa aac aad aae aah aap aar aas ac- aca acc acd ace ach acp acr acs ad- ada adc add ade adh adp adr ads aea aec aed aee aeh aep aer aes aha ahc ahd ahe ahh ahp ahr ahs ap- apa apc apd ape aph app apr aps ar- ara arc ard are arh arp arr ars as- asa asc asd ase ash asp asr ass c-- caa cac cad cae cah cap car cas cca ccc ccd cce cch ccp ccr ccs cda cdc cdd cde cdh cdp cdr cds ce- cea cec ced cee ceh cep cer ces ch- cha chc chd che chh chp chr chs cpa cpc cpd cpe cph cpp cpr cps cra crc crd cre crh crp crr crs csa csc csd cse csh csp csr css daa dac dad dae dah dap dar das dca dcc dcd dce dcp dcr dcs dda ddc ddd dde ddh ddp ddr dds de- dea dec ded dee deh dep der des dh- dha dhc dhd dhe dhh dhp dhr dhs dpa dpc dpd dpe dph dpp dpr dps dra drc drd dre drp drr drs dsa dsc dsd dse dsh dsp dsr dss eaa eac ead eae eah eap ear eas ec- eca ecc ecd ece ech ecr ecs ed- eda edc edd ede edh edp edr eds eea eec eed eee eep eer ees eha ehc ehd ehe ehh ehp ehr ehs ep- epa epc epd epe eph epp epr eps era erc erd ere erh erp err ers es- esa esc esd ese esh esp esr ess haa hac had hae hah hap har has hca hcc hcd hce hch hcp hcr hcs hda hdc hdd hde hdh hdp hdr hds he- hea hec hed hee heh hep her hes hha hhc hhd hhe hhh hhp hhr hhs hpa hpc hpd hpe hph hpp hpr hps hr- hra hrc hrd hre hrh hrp hrr hrs hsa hsc hsd hse hsh hsp hsr hss p-p paa pac pad pae pah pap par pas pca pcc pcd pce pch pcp pcr pcs pda pdc pdd pde pdh pdp pdr pds pea pec ped pee peh pep per pes pha phc phd phe php phr phs ppa ppc ppd ppe pph ppp ppr pps pra prc prd pre prh prp prr prs ps- psa psc psd pse psh psp psr pss ra- raa rac rad rae rah rap rar ras rca rcc rcd rce rch rcp rcr rcs rda rdc rdd rde rdh rdp rdr rds re- rea rec red ree reh rep rer res rh- rha rhc rhd rhe rhh rhp rhr rhs rpa rpc rpd rpe rph rpp rpr rps rra rrc rrd rrh rrp rrr rrs rsa rsc rsd rse rsh rsp rsr rss saa sac sad sae sah sap sar sas sca scc scd sce sch scp scr scs sda sdc sdd sde sdh sdp sdr sds se- sea sec sed see seh sep ser ses sh- sha shc shd she shh shp shr shs spa spc spd spe sph spp spr sps sr- sra src srd sre srh srp srr srs ss- ssa ssc ssd sse ssh ssp ssr sss