-er a-a a-b a-t aaa aab aad aae aaf aar aas aat ab- aba abb abd abe abf abr abs abt ad- ada adb add ade adf adr ads adt aea aeb aed aee aef aer aes aet af- afa afb afd afe aff afr afs aft ar- ara arb ard are arf arr ars art as- asa asb asd ase asf asr ass ast at- ata atb atd ate atf atr ats att baa bab bad bae baf bar bas bat bba bbb bbd bbe bbf bbr bbs bbt bda bdb bdd bde bdf bdr bds bdt be- bea beb bed bee bef ber bes bet bfa bfb bfd bfe bff bfr bfs bft bra brb brd bre brf brr brs brt bsa bsb bsd bse bsf bsr bss bst bta btb btd bte btf btr bts btt daa dab dad dae daf dar das dat dba dbb dbd dbe dbf dbr dbs dbt dda ddb ddd dde ddf ddr dds ddt de- dea deb ded dee def der des det dfa dfb dfd dfe dff dfr dfs dft dra drb drd dre drr drs drt dsa dsb dsd dse dsf dsr dss dst dta dtb dtd dte dtf dtr dts dtt eaa eab ead eae eaf ear eas eat eba ebb ebd ebe ebf ebr ebs ebt ed- eda edb edd ede edf edr eds edt eea eeb eed eee eef eer ees eet ef- efa efb efd efe eff efr efs eft era erb erd ere erf err ers ert es- esa esb esd ese esf esr ess est eta etb etd ete etf etr ets ett faa fab fad fae faf far fas fat fba fbb fbd fbe fbf fbr fbs fbt fda fdb fdd fde fdf fdr fds fdt fea feb fed fee fef fer fes fet ffa ffd ffe fff ffr ffs fft fra frb frd fre frf frr frs frt fsa fsb fsd fse fsf fsr fss fst fta ftb ftd fte ftf ftr fts ftt ra- raa rab rad rae raf rar ras rat rba rbb rbd rbe rbf rbr rbs rbt rda rdb rdd rde rdf rdr rds rdt re- rea reb red ree ref rer res ret rfa rfb rfd rfe rff rfr rfs rft rra rrb rrd rrf rrr rrs rrt rsa rsb rsd rse rsf rsr rss rst rta rtb rtd rte rtf rtr rts rtt saa sab sad sae saf sar sas sat sba sbb sbd sbe sbf sbr sbs sbt sda sdb sdd sde sdf sdr sds sdt se- sea seb sed see sef ser ses set sfa sfb sfd sfe sff sfr sfs sft sr- sra srb srd sre srf srr srs srt ss- ssa ssb ssd sse ssf ssr sss sst sta stb std ste stf str sts stt taa tab tad tae taf tar tas tat tba tbb tbd tbe tbf tbr tbs tbt tda tdb tdd tde tdf tdr tds tdt te- tea teb ted tee tef ter tes tet tfa tfb tfd tfe tff tfr tfs tft tra trb trd tre trf trr trs trt tsa tsb tsd tse tsf tsr tss tst tta ttb ttd tte ttf ttr tts ttt

-ase a-be aaaa aaab aaad aaae aaaf aaar aaas aaba aabb aabd aabt aada aade aads aadt aaea aaes aafa aafb aafd aaff aara aard aare aars aart aasa aasd aase aasf aass aast aata aatf aatt abaa abab abad abae abaf abar abas abat abb- abba abbb abbe abbr abbs abbt abda abed abee aber abes abet abff abra abrs abs- absa absd abse absf abss abta abts adaa adab adad adae adar adas adat adba adda addd adde addr adds adea adeb adee ader ades adet adfa adfs adra adre adrs adsa adsr adss adst adta adts aeaf aeas aebs aede aedt aeer aer- aera aerd aers aesd aess aest aeta aetf aetr aett afaa afad afar afat afbs afdb afee afer afes afet affa affs afft afr- afra afre afrs afsa afsb afst afta afte afts arab arad arae araf arar aras arat arba arbe arbs arda arde ardf ards area ared aree aref ares aret arfa arfb arff arfs arft arr- arra arre arrr arrs arrt ars- arsa arsd arse arst arta arte artr arts asaa asab asad asae asaf asar asas asat asba asda asde asdf asds asea asee aser ases aset asfa asra asrs assa assd asse assr asss asst asta astb aste astr asts at-t ataa atab atad atae atar atas atat atbs atdt atea ated atee atef ater ates atfb atfe atfs atra atre atsb atse atst atta atte attr atts baaa baad baaf baar baas baat baba babb babe babr babs bada badb badd bade badr bads baed baer baes baff baft bar- bara barb bard bare barf barr bars bart basa base basf bass bast bata bate batf bats batt bbad bbas bbbb bbbs bbdd bbeb bbet bd-r bdes bdsd bead beaf bear beas beat beba bebb bebe beda bede beds beeb beed beef beer bees beet befa befe beff beft bera berd bere berr bers bert bes- besa bese bess best beta bete bets bett bfas bffs bfsr bfta bfts bftt brab brad brae braf bras brat brda brds brdt brea breb bred bree bref brer bres bret brrr brrs brsb brsr brst bsaa bsas bsat bsbd bsea bseb bsed bsee bser bses bset bsfa bsff bsfs bsra bsrd bssd bsse bsts btaa btaf btdt btrt btss bttb daab daad daae daar daas daba dabb dabs dabt dada dade dads daeb daer dafa dafe daff dafs daft dara darb dard dare darf darr dars dart dasa dasb dasd dase dass dast data date datr dats datt dbar dbas dbfs dbrs dbsa dbss dbtt dddd ddes ddre ddss ddts dead deae deaf dear deas deba debe debs debt deda dedd dede deeb deed deef deer dees deet defe deff defs deft der- dera derb dere derf derr ders des- desa dese dess dest deta dete detr dets dfaf dfas dfds