-er a-a a-b a-i a-t aaa aab aae aaf aai aar aas aat ab- aba abb abe abf abi abr abs abt aea aeb aee aef aei aer aes aet af- afa afb afe aff afi afr afs aft ai- aia aib aie aif aii air ais ait ar- ara arb are arf ari arr ars art as- asa asb ase asf asi asr ass ast at- ata atb ate atf ati atr ats att baa bab bae baf bai bar bas bat bba bbb bbe bbf bbi bbr bbs bbt be- bea beb bee bef bei ber bes bet bfa bfb bfe bff bfi bfr bfs bft bi- bia bib bie bif bii bir bis bit bra brb bre brf bri brr brs brt bsa bsb bse bsf bsi bsr bss bst bta btb bte btf bti btr bts btt eaa eab eae eaf eai ear eas eat eba ebb ebe ebf ebi ebr ebs ebt eea eeb eee eef eer ees eet ef- efa efb efe eff efi efr efs eft eia eib eie eif eii eir eis eit era erb ere erf eri err ers ert es- esa esb ese esf esi esr ess est eta etb ete etf eti etr ets ett faa fab fae faf fai far fas fat fba fbb fbe fbf fbi fbr fbs fbt fea feb fee fef fei fer fes fet ffa ffe fff ffi ffr ffs fft fia fib fie fif fii fir fis fit fra frb fre frf fri frr frs frt fsa fsb fse fsf fsi fsr fss fst fta ftb fte ftf fti ftr fts ftt i-f ia- iaa iab iae iaf iai iar ias iat iba ibb ibe ibf ibi ibr ibs ibt ie- iea iee ief iei ier ies iet ifa ifb ife iff ifi ifr ifs ift iia iib iie iif iii iir iis iit ir- ira irb ire irf iri irr irs irt is- isa isb ise isf isi isr iss ist ita itb ite itf iti its itt ra- raa rab rae raf rai rar ras rat rba rbb rbe rbf rbi rbr rbs rbt re- rea reb ree ref rei rer res ret rfa rfb rfe rff rfi rfr rfs rft ria rib rie rif rii rir ris rit rra rrb rrf rri rrr rrs rrt rsa rsb rse rsf rsi rsr rss rst rta rtb rte rtf rti rtr rts rtt saa sab sae saf sai sar sas sat sba sbb sbe sbf sbi sbr sbs sbt se- sea seb see sef sei ser ses set sfa sfb sfe sff sfi sfr sfs sft sia sib sie sif sii sir sis sit sr- sra srb sre srf sri srr srs srt ss- ssa ssb sse ssf ssi ssr sss sst sta stb ste stf sti str sts stt taa tab tae taf tai tar tas tat tba tbb tbe tbf tbi tbr tbs tbt te- tea teb tee tef tei ter tes tet tfa tfb tfe tff tfi tfr tfs tft tia tib tie tif tii tir tis tit tra trb tre trf tri trr trs trt tsa tsb tse tsf tsi tsr tss tst tta ttb tte ttf tti ttr tts ttt

-ase a-be a-ii aaaa aaab aaae aaaf aaai aaar aaas aaba aabb aabi aabt aaea aaes aafa aafb aaff aafi aaib aaii aais aara aare aari aars aart aasa aase aasf aasi aass aast aata aatf aatt abaa abab abae abaf abai abar abas abat abb- abba abbb abbe abbi abbr abbs abbt abee aber abes abet abff abia abib abie abir abis abit abra abri abrs abs- absa abse absf absi abss abta abts aeaf aeas aebi aebs aeer aeit aer- aera aeri aers aess aest aeta aetf aetr aett afaa afar afat afbs afee afer afes afet affa affi affs afft afia afib afif afir afis afit afr- afra afre afri afrs afsa afsb afst afta afte afts aiai aias aiba aiea aiee aiet aiff aifs aiia aiib aiir aira aire airi airs airt aisa aisb aise aisi aisr aist aita aite aitf aiti aitr aits aitt arab arae araf arai arar aras arat arba arbe arbi arbs area aree aref arei ares aret arfa arfb arff arfs arft aria arib arie arif arii aris arit arr- arra arre arri arrr arrs arrt ars- arsa arse arsi arst arta arte arti artr arts asaa asab asae asaf asai asar asas asat asba asea asee aser ases aset asfa asfi asia asie asif asii asir asis asit asra asrs assa asse assi assr asss asst asta astb aste asti astr asts at-t ataa atab atae atai atar atas atat atbs atea atee atef atei ater ates atfb atfe atfs atia atie atif atis atit atra atre atri atsb atse atsi atst atta atte atti attr atts ba-i baaa baaf baar baas baat baba babb babe babi babr babs baer baes baff baft baia baib baie bair bais bait bar- bara barb bare barf bari barr bars bart basa base basf basi bass bast bata bate batf bati bats batt bbas bbbb bbbs bbeb bbet beaf bear beas beat beba bebb bebe bebi beeb beef beer bees beet befa befe beff beft beia beir beis beit bera bere beri berr bers bert bes- besa bese bess best beta bete beti bets bett bfas bffs bfsi bfsr bfta bfts bftt biaf biar bias biat biba bibb bibe bibi bibs bieb bief bier bies biet bifa biff bifi biis bira birb bire biri birr birs birt bis- bisa bise biss bist bita bite bits bitt brab brae braf brai bras brat brea breb bree bref brei brer bres bret bria brie bris brit brrr brrs brsb brsr brst bsaa bsas bsat bsea bseb bsee bser bses bset bsfa bsff bsfs bsra bsse bsts btaa btaf btie btrt btss bttb eaaf eaba eafb eaif eara earb eare ears eart easa ease easi east eata eate eati eats ebba ebbr ebbs eber ebes ebis ebit ebsa eeea eeee eees eefa eefe