-er a-a a-i a-t aaa aad aae aaf aai aao aap aar aas aat ad- ada add ade adf adi ado adp adr ads adt aea aed aee aef aei aeo aep aer aes aet af- afa afd afe aff afi afo afp afr afs aft ai- aia aid aie aif aii aio aip air ais ait aoa aod aoe aof aoi aoo aop aor aos aot ap- apa apd ape apf api apo app apr aps apt ar- ara ard are arf ari aro arp arr ars art as- asa asd ase asf asi aso asp asr ass ast at- ata atd ate atf ati ato atp atr ats att daa dad dae daf dai dao dap dar das dat dda ddd dde ddf ddi ddo ddp ddr dds ddt de- dea ded dee def dei deo dep der des det dfa dfd dfe dff dfi dfo dfp dfr dfs dft di- dia did die dif dii dio dip dir dis dit doa dod doe dof doi doo dop dor dos dot dpa dpd dpe dpf dpi dpo dpp dpr dps dpt dra drd dre dri dro drp drr drs drt dsa dsd dse dsf dsi dso dsp dsr dss dst dta dtd dte dtf dti dto dtp dtr dts dtt eaa ead eae eaf eai eao eap ear eas eat ed- eda edd ede edf edi edo edp edr eds edt eea eed eee eef eeo eep eer ees eet ef- efa efd efe eff efi efo efp efr efs eft eia eid eie eif eii eio eip eir eis eit eo- eoa eod eoe eof eoi eoo eop eor eos eot ep- epa epd epe epf epi epo epp epr eps ept era erd ere erf eri ero erp err ers ert es- esa esd ese esf esi eso esp esr ess est eta etd ete etf eti eto etp etr ets ett faa fad fae faf fai fao fap far fas fat fda fdd fde fdf fdi fdo fdp fdr fds fdt fea fed fee fef fei feo fep fer fes fet ffa ffd ffe fff ffi ffo ffp ffr ffs fft fia fid fie fif fii fip fir fis fit foa foe fof foi foo fop for fos fot fpa fpd fpe fpi fpo fpp fpr fps fpt fra frd fre frf fri fro frp frr frs frt fsa fsd fse fsf fsi fso fsp fsr fss fst fta ftd fte ftf fti fto ftp ftr fts ftt i-d i-f ia- iaa iad iae iaf iai iao iap iar ias iat ida idd ide idf idi ido idp idr ids idt ie- iea ied iee ief iei iep ier ies iet ifa ifd ife iff ifi ifo ifp ifr ifs ift iia iid iie iif iii iio iip iir iis iit io- ioa iod ioe iof ioi ioo iop ior ios iot ipa ipd ipe ipf ipi ipo ipp ipr ips ipt ir- ira ird ire irf iri iro irp irr irs irt is- isa isd ise isf isi iso isp isr iss ist ita itd ite itf iti ito itp its itt o-i oaa oad oae oaf oai oao oap oar oas oat oda odd ode odf odi odo odp odr ods odt oea oed oee oef oei oeo oep oer oes oet of- ofa ofd ofe off ofi ofo ofp ofr ofs oft oia oid oie oif oii oio oip oir ois oit oo- ooa ood oof ooi ooo oop oor oos oot op- opa opd ope opf opi opo opp opr ops opt or- ora ord ore orf ori oro orp orr ors ort os- osa osd ose osf osi oso osp osr oss ost ot- ota otd ote otf oti oto otp otr ots ott p-p paa pad pae paf pai pao pap par pas pat pda pdd pde pdf pdi pdo pdp pdr pds pdt pea ped pee pef pei peo pep per pes pet pfa pfd pfe pff pfi pfo pfp pfr pfs pft pia pid pie pif pii pio pip pir pis pit poa pod poe pof poi poo pop por pos pot ppa ppd ppe ppf ppi ppo ppp ppr pps ppt pra prd pre prf pri pro prp prr prs prt ps- psa psd pse psf psi pso psp psr pss pst pt- pta ptd pte ptf pti pto ptp ptr pts ptt ra- raa rad rae raf rai rao rap rar ras rat rda rdd rde rdf rdi rdo rdp rdr rds rdt re- rea red ree ref rei reo rep rer res ret rfa rfd rfe rff rfi rfo rfp rfr rfs rft ria rid rie rif rii rio rip rir ris rit roa rod roe rof roi roo rop ror ros rot rpa rpd rpe rpf rpi rpo rpp rpr rps rpt rra rrd rrf rri rrp rrr rrs rrt rsa rsd rse rsf rsi rso rsp rsr rss rst rta rtd rte rtf rti rto rtp rtr rts rtt saa sad sae saf sai sao sap sar sas sat sda sdd sde sdf sdi sdo sdp sdr sds sdt se- sea sed see sef sei seo sep ser ses set sfa sfd sfe sff sfi sfo sfp sfr sfs sft sia sid sie sif sii sio sip sir sis sit soa sod soe sof soi soo sop sor sos sot spa spd spe spf spi spo spp spr sps spt sr- sra srd sre srf sri sro srp srr srs srt ss- ssa ssd sse ssf ssi sso ssp ssr sss sst sta std ste stf sti sto stp str sts stt taa tad tae taf tai tao tap tar tas tat tda tdd tde tdf tdi tdo tdp tdr tds tdt te- tea ted tee tef tei teo tep ter tes tet tfa tfd tfe tff tfi tfo tfp tfr tfs tft tia tid tie tif tii tio tip tir tis tit to- toa tod toe tof toi too top tor tos tot tpa tpd tpe tpf tpi tpo tpp tpr