-er a-a a-b aaa aab aae aao aap aar aas ab- aba abb abe abo abp abr abs aea aeb aee aeo aep aer aes aoa aob aoe aoo aop aor aos ap- apa apb ape apo app apr aps ar- ara arb are aro arp arr ars as- asa asb ase aso asp asr ass b-p baa bab bae bao bap bar bas bba bbb bbe bbo bbp bbr bbs be- bea beb bee beo bep ber bes boa bob boe boo bop bor bos bpa bpb bpe bpo bpp bpr bps bra brb bre bro brp brr brs bsa bsb bse bso bsp bsr bss eaa eab eae eao eap ear eas eba ebb ebe ebo ebp ebr ebs eea eeb eee eeo eep eer ees eo- eoa eob eoe eoo eop eor eos ep- epa epb epe epo epp epr eps era erb ere ero erp err ers es- esa esb ese eso esp esr ess oaa oab oae oao oap oar oas ob- oba obb obe obo obp obr obs oea oeb oee oeo oep oer oes oo- ooa oob ooo oop oor oos op- opa opb ope opo opp opr ops or- ora orb ore oro orp orr ors os- osa osb ose oso osp osr oss p-p paa pab pae pao pap par pas pba pbb pbe pbo pbp pbr pbs pea peb pee peo pep per pes poa pob poe poo pop por pos ppa ppb ppe ppo ppp ppr pps pra prb pre pro prp prr prs ps- psa psb pse pso psp psr pss ra- raa rab rae rao rap rar ras rba rbb rbe rbo rbp rbr rbs re- rea reb ree reo rep rer res roa rob roe roo rop ror ros rpa rpb rpe rpo rpp rpr rps rra rrb rrp rrr rrs rsa rsb rse rso rsp rsr rss saa sab sae sao sap sar sas sba sbb sbe sbo sbp sbr sbs se- sea seb see seo sep ser ses soa sob soe soo sop sor sos spa spb spe spo spp spr sps sr- sra srb sre sro srp srr srs ss- ssa ssb sse sso ssp ssr sss

-ase -ose a-be aaaa aaab aaae aaap aaar aaas aaba aabb aabp aaea aaep aaes aaoe aaoo aapa aapo aaps aara aare aaro aarp aars aasa aase aass abaa abab abae abap abar abas abb- abba abbb abbe abbo abbr abbs abee aber abes aboa abob aboo abor abos abpa abpp abpr abps abra abro abrs abs- absa abse absp abss aeap aeas aebs aeer aer- aera aero aers aess aoba aopo aora aorb aors aosp aoss apao apap apar apas apba apbr apbs apea apep aper apes apo- apoe apoo apop apor apos appa appr apps apra apre apro aprs apsa apse apso apss arab arae arap arar aras arba arbe arbs area aree areo arep ares aroa arob aroe aroo aror aros arpa arpe arps arr- arra arre arro arrr arrs ars- arsa arse arso asaa asab asae asao asap asar asas asba asbo asea asee asep aser ases asob asop asor asos aspa aspe aspo aspr asps asra asro asrs assa asse asso assp assr asss baaa baar baas baba babb babe babo babr babs baer baes baos bapa bape bapp baps bar- bara barb bare baro barr bars basa base baso bass bbas bbbb bbbs bbeb bbpr beap bear beas beba bebb bebe bebo beeb beep beer bees beo- beor beos bepo bera bere bero berr bers bes- besa bese beso bess boab boar boas boba bobb bobe bobo bobs boea boee boeo boep boer boes boob booe boop boor boos bopa bope bopp bops bor- bora bore boro borr bors bosa bose boso boss bpea bpoe bpsa brab brae brao bras brea breb bree breo brep brer bres broa brob broe broo bror bros brrr brrs brsb brsr bsaa bsap bsas bsea bseb bsee bser bses bsos bspp bspr bsra bsse eaba eaop eapp eaps eara earb eare earo earp ears easa ease easo ebba ebbo ebbr ebbs eber ebes eboe eboo ebor ebos ebpo ebro ebsa eeea eeee eees eeps eera eero eers eese eoes eora eore epaa epas epee eper epes epor epos eppa eppo eppp epps epra eprb epro eprp eprs epsa epsp epss erap eras erba erbb erbe ereb erer eres erob eroe eroo eros erpa erpe erps erra erre erro errs ersa erse erso esab esar esas esba esbo esbs esea esee eseo eser eses eso- esop esos espa espe espo espp esps esra essa esse esso essp o-eo oaer oaes oaps oara oare oars oase oass obas obba obbo obea ober obes oboe obor obos obra obre obro obsr obss oepa oeps oera oere oers oese ooaa ooba oobe ooer ooes oooo ooos oops oora oore oosa oose opap opar opep oper opes opo- opor opos oppa oppo opps opra opsa orab orae orao orar oras orba orbb orbe orbo orbs ore- orea oreb oreo orer ores oro- oroe oror oros orpe orps orra orro orrs orsa orse orso osap osar osas osba osbe osbp osea osee oser oses osoo osor osos osro ossa ossb osse osso paap paar paas paba paea paep paer paes paos papa papb pape papp papr paps par- para pare paro parp parr pars pasa pase paso pasp pass pbar pbpa pbrs pbsa pbsp peab peap pear peas peba peep peer pees peor pepa pepe pepo peps per- pera pere pero perp perr pers pesa pese peso pess poar poas poba pobo pobs poea poer poes poop poor poos pop- popa pope popo popp pops pora porb pore poro porr pors posa posb pose poso poss ppap ppar pper ppoa ppos pppa pppo pppp ppps ppss prae prao prar pras prbs pre- preb pree prep pres pro- proa prob proe proo prop pros prps prrs prsa prse prso prss psap psas psbr pseb psoa psos pspp pspr psps psrp pssa psse psso raab raas raba rabb rabe rabo rabs raep