-er a-a a-i aaa aad aae aai aao aap aar aas ad- ada add ade adi ado adp adr ads aea aed aee aei aeo aep aer aes ai- aia aid aie aii aio aip air ais aoa aod aoe aoi aoo aop aor aos ap- apa apd ape api apo app apr aps ar- ara ard are ari aro arp arr ars as- asa asd ase asi aso asp asr ass daa dad dae dai dao dap dar das dda ddd dde ddi ddo ddp ddr dds de- dea ded dee dei deo dep der des di- dia did die dii dio dip dir dis doa dod doe doi doo dop dor dos dpa dpd dpe dpi dpo dpp dpr dps dra drd dre dri dro drp drr drs dsa dsd dse dsi dso dsp dsr dss eaa ead eae eai eao eap ear eas ed- eda edd ede edi edo edp edr eds eea eed eee eeo eep eer ees eia eid eie eii eio eip eir eis eo- eoa eod eoe eoi eoo eop eor eos ep- epa epd epe epi epo epp epr eps era erd ere eri ero erp err ers es- esa esd ese esi eso esp esr ess i-d ia- iaa iad iae iai iao iap iar ias ida idd ide idi ido idp idr ids ie- iea ied iee iei iep ier ies iia iid iie iii iio iip iir iis io- ioa iod ioe ioi ioo iop ior ios ipa ipd ipe ipi ipo ipp ipr ips ir- ira ird ire iri iro irp irr irs is- isa isd ise isi iso isp isr iss o-i oaa oad oae oai oao oap oar oas oda odd ode odi odo odp odr ods oea oed oee oei oeo oep oer oes oia oid oie oii oio oip oir ois oo- ooa ood ooi ooo oop oor oos op- opa opd ope opi opo opp opr ops or- ora ord ore ori oro orp orr ors os- osa osd ose osi oso osp osr oss p-p paa pad pae pai pao pap par pas pda pdd pde pdi pdo pdp pdr pds pea ped pee pei peo pep per pes pia pid pie pii pio pip pir pis poa pod poe poi poo pop por pos ppa ppd ppe ppi ppo ppp ppr pps pra prd pre pri pro prp prr prs ps- psa psd pse psi pso psp psr pss ra- raa rad rae rai rao rap rar ras rda rdd rde rdi rdo rdp rdr rds re- rea red ree rei reo rep rer res ria rid rie rii rio rip rir ris roa rod roe roi roo rop ror ros rpa rpd rpe rpi rpo rpp rpr rps rra rrd rri rrp rrr rrs rsa rsd rse rsi rso rsp rsr rss saa sad sae sai sao sap sar sas sda sdd sde sdi sdo sdp sdr sds se- sea sed see sei seo sep ser ses sia sid sie sii sio sip sir sis soa sod soe soi soo sop sor sos spa spd spe spi spo spp spr sps sr- sra srd sre sri sro srp srr srs ss- ssa ssd sse ssi sso ssp ssr sss