-er a-a a-b aaa aab aad aae aap aar aas ab- aba abb abd abe abp abr abs ad- ada adb add ade adp adr ads aea aeb aed aee aep aer aes ap- apa apb apd ape app apr aps ar- ara arb ard are arp arr ars as- asa asb asd ase asp asr ass b-p baa bab bad bae bap bar bas bba bbb bbd bbe bbp bbr bbs bda bdb bdd bde bdp bdr bds be- bea beb bed bee bep ber bes bpa bpb bpd bpe bpp bpr bps bra brb brd bre brp brr brs bsa bsb bsd bse bsp bsr bss daa dab dad dae dap dar das dba dbb dbd dbe dbp dbr dbs dda ddb ddd dde ddp ddr dds de- dea deb ded dee dep der des dpa dpb dpd dpe dpp dpr dps dra drb drd dre drp drr drs dsa dsb dsd dse dsp dsr dss eaa eab ead eae eap ear eas eba ebb ebd ebe ebp ebr ebs ed- eda edb edd ede edp edr eds eea eeb eed eee eep eer ees ep- epa epb epd epe epp epr eps era erb erd ere erp err ers es- esa esb esd ese esp esr ess p-p paa pab pad pae pap par pas pba pbb pbd pbe pbp pbr pbs pda pdb pdd pde pdp pdr pds pea peb ped pee pep per pes ppa ppb ppd ppe ppp ppr pps pra prb prd pre prp prr prs ps- psa psb psd pse psp psr pss ra- raa rab rad rae rap rar ras rba rbb rbd rbe rbp rbr rbs rda rdb rdd rde rdp rdr rds re- rea reb red ree rep rer res rpa rpb rpd rpe rpp rpr rps rra rrb rrd rrp rrr rrs rsa rsb rsd rse rsp rsr rss saa sab sad sae sap sar sas sba sbb sbd sbe sbp sbr sbs sda sdb sdd sde sdp sdr sds se- sea seb sed see sep ser ses spa spb spd spe spp spr sps sr- sra srb srd sre srp srr srs ss- ssa ssb ssd sse ssp ssr sss

-ase a-be aaaa aaab aaad aaae aaap aaar aaas aaba aabb aabd aabp aada aade aads aaea aaep aaes aapa aaps aara aard aare aarp aars aasa aasd aase aass abaa abab abad abae abap abar abas abb- abba abbb abbe abbr abbs abda abed abee aber abes abpa abpd abpp abpr abps abra abrs abs- absa absd abse absp abss adaa adab adad adae adap adar adas adba adda addd adde addr adds adea adeb adee ader ades adp- adps adra adre adrs adsa adsr adss aeap aeas aebs aede aeer aer- aera aerd aers aesd aess apap apar apas apba apbr apbs apda apdd apds apea aped apep aper apes appa appd appr apps apra apre aprs apsa apse apss arab arad arae arap arar aras arba arbe arbs arda arde ards area ared aree arep ares arpa arpe arps arr- arra arre arrr arrs ars- arsa arsd arse asaa asab asad asae asap asar asas asba asda asde asds asea asee asep aser ases aspa aspd aspe aspr asps asra asrs assa assd asse assp assr asss baaa baad baar baas baba babb babe babr babs bada badb badd bade badr bads baed baer baes bapa bape bapp baps bar- bara barb bard bare barr bars basa base bass bbad bbas bbbb bbbs bbdd bbeb bbpr bd-r bdes bdsd bead beap bear beas beba bebb bebe beda bede beds beeb beed beep beer bees bera berd bere berr bers bes- besa bese bess bpda bpea bprd bpsa brab brad brae bras brda brds brea breb bred bree brep brer bres brrr brrs brsb brsr bsaa bsap bsas bsbd bsea bseb bsed bsee bser bses bspp bspr bsra bsrd bssd bsse daab daad daae daap daar daas daba dabb dabp dabs dada dade dads daeb daer dapa dape dapp daps dara darb dard dare darp darr dars dasa dasb dasd dase dass dbar dbas dbpd dbrs dbsa dbss dddd ddes ddps ddre ddss dead deae deap dear deas deba debe debs deda dedd dede deeb deed deep deer dees depa depe depp depr deps der- dera derb dere derp derr ders des- desa dese desp dess dpaa dper dppa dpsd draa drab drad drap drar dras drba drda drea dred dree dres drra drrs drsa drsp dsap dsba dsda dsdp dsdr dsea dsps dsrp dsrr dssa dssp eaba eada eadb eadd eadp eads eapp eaps eara earb eard eare earp ears easa ease ebba ebbr ebbs ebed eber ebes ebsa edad edar edas edda edde eddp edds ede- edea eder edes edra edsa edss eede eeea eeee eees eeps eera eers eese epaa epad epas epee eper epes eppa eppp epps epra eprb eprp eprs epsa epsd epsp epss erad erap eras erba erbb erbe erda erde erds ereb ered erer eres erpa erpe erps erra erre errs ersa erse esab esad esar esas esba esbs esda esdp esds esea esee eser eses espa espe espp esps esra esrd essa esse essp paap paar paas paba pada padd pade pads paea paep paer paes papa papb pape papp papr paps par- para pard pare parp parr pars pasa pasd pase pasp pass pbar pbed pbpa pbrs pbsa pbsp pdas pdbs pdea pdes pdpa pdpr pdrs pdsa pdsd pdss peab peap pear peas peba ped- peda pede peds peed peep peer pees pepa pepd pepe peps per- pera perd pere perp perr pers pesa pese pess ppad ppap ppar ppds pper pppa pppd pppp ppps ppss prad prae prar pras prbs pre- preb pred pree prep pres prpd prps prrd prrs prsa prsd prse prss psap psas psbd psbr psdp psdr psds pseb pspp pspr psps psrd psrp pssa psse raab raad raas raba rabb rabe rabs rada radd rade radr rads raed raep raer raes rapa rapd rape rapp raps rara rarb rare rars rasa