-er a-a a-b aaa aab aae aak aao aap aar aas ab- aba abb abe abk abo abp abr abs aea aeb aee aek aeo aep aer aes aka akb ake akk ako akp akr aks aoa aob aoe aok aoo aop aor aos ap- apa apb ape apk apo app apr aps ar- ara arb are ark aro arp arr ars as- asa asb ase ask aso asp asr ass b-p baa bab bae bak bao bap bar bas bba bbb bbe bbk bbo bbp bbr bbs be- bea beb bee bek beo bep ber bes bka bkb bke bkk bko bkp bkr bks boa bob boe bok boo bop bor bos bpa bpb bpe bpo bpp bpr bps bra brb bre brk bro brp brr brs bsa bsb bse bsk bso bsp bsr bss eaa eab eae eak eao eap ear eas eba ebb ebe ebk ebo ebp ebr ebs eea eeb eee eek eeo eep eer ees eka ekb eke eko ekp ekr eks eo- eoa eob eoe eok eoo eop eor eos ep- epa epb epe epo epp epr eps era erb ere erk ero erp err ers es- esa esb ese esk eso esp esr ess ka- kaa kab kae kak kao kap kar kas kba kbb kbe kbk kbo kbp kbr kbs ke- kea keb kee kek keo kep ker kes kkb kke kkk kkp kkr kks koa kob koe kok koo kop kor kos kpa kpe kpk kpo kpp kpr kps kra krk kro krp krr krs ksa ksb kse ksk kso ksp ksr kss oaa oab oae oak oao oap oar oas ob- oba obb obe obk obo obp obr obs oea oeb oee oeo oep oer oes oka okb oke okk oko okp okr oks oo- ooa oob ook ooo oop oor oos op- opa opb ope opk opo opp opr ops or- ora orb ore ork oro orp orr ors os- osa osb ose osk oso osp osr oss p-p paa pab pae pak pao pap par pas pba pbb pbe pbk pbo pbp pbr pbs pea peb pee pek peo pep per pes pka pkb pke pko pkp pkr pks poa pob poe pok poo pop por pos ppa ppb ppe ppk ppo ppp ppr pps pra prb pre prk pro prp prr prs ps- psa psb pse psk pso psp psr pss ra- raa rab rae rak rao rap rar ras rba rbb rbe rbk rbo rbp rbr rbs re- rea reb ree rek reo rep rer res rkb rke rkk rko rkp rks roa rob roe rok roo rop ror ros rpa rpb rpe rpk rpo rpp rpr rps rra rrb rrk rrp rrr rrs rsa rsb rse rsk rso rsp rsr rss saa sab sae sak sao sap sar sas sba sbb sbe sbk sbo sbp sbr sbs se- sea seb see sek seo sep ser ses sk- ska skb ske skk sko skp skr sks soa sob soe sok soo sop sor sos spa spb spe spk spo spp spr sps sr- sra srb sre srk sro srp srr srs ss- ssa ssb sse ssk sso ssp ssr sss

-ase -ose a-ak a-be a-ok aaaa aaab aaae aaap aaar aaas aaba aabb aabp aaea aaep aaes aaka aake aaoe aaoo aapa aapo aaps aara aare aaro aarp aars aasa aase aass abaa abab abae abak abap abar abas abb- abba abbb abbe abbo abbr abbs abee aber abes aboa abob abok aboo abor abos abpa abpp abpr abps abra abro abrs abs- absa abse absp abss aeap aeas aebs aeer aeka aer- aera aero aers aess akaa akae akao akap akar akas akee aker akes akka akko akok akos akpo akr- akra akre aksa aoba aokp aoks aopo aora aorb aors aosp aoss apak apao apap apar apas apba apbr apbs apea apep aper apes apke apo- apoe apoo apop apor apos appa appr apps apra apre apro aprs apsa apse apso apss arab arae arak arap arar aras arba arbe arbs area aree arek areo arep ares arka arke arko arks aroa arob aroe aroo aror aros arpa arpe arps arr- arra arre arrk arro arrr arrs ars- arsa arse arsk arso asaa asab asae asak asao asap asar asas asba asbo asea asee asek asep aser ases aska aske asko askr asks asob asok asop asor asos aspa aspe aspo aspr asps asra asro asrs assa asse assk asso assp assr asss baaa baak baar baas baba babb babe babo babr babs baek baer baes bak- baka bake bako bakr baks baos bapa bape bapp baps bar- bara barb bare bark baro barr bars basa base bask baso bass bbas bbbb bbbs bbeb bbpr beak beap bear beas beba bebb bebe bebo beeb beek beep beer bees beka beke beko beks beo- beok beor beos bepo bera bere berk bero berr bers bes- besa bese besk beso bess bkpr bksp boab boak boar boas boba bobb bobe bobo bobs boea boee boeo boep boer boes boka boke boko boks boob booe book boop boor boos bopa bope bopp bops bor- bora bore bork boro borr bors bosa bose bosk boso boss bpea bpoe bpsa brab brae brak brao bras brea breb bree brek breo brep brer bres brka brkb broa brob broe brok 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 eeka eeke eeks eeps eera eero eers eese eesk eka- ekab ekeb ekek eker ekes ekka ekoa ekos ekpe ekpo eoes eoka 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 erke erks erob eroe eroo eros erpa erpe erps erra erre erro errs ersa erse erso esab esar esas esba