-er a-a a-b a-i aaa aab aae aai aam aap aar ab- aba abb abe abi abm abp abr aea aeb aee aei aem aep aer ai- aia aib aie aii aim aip air ama amb ame ami amm amp amr ap- apa apb ape api apm app apr ar- ara arb are ari arm arp arr b-p baa bab bae bai bam bap bar bba bbb bbe bbi bbm bbp bbr be- bea beb bee bei bem bep ber bi- bia bib bie bii bim bip bir bma bmb bme bmi bmm bmp bmr bpa bpb bpe bpi bpm bpp bpr bra brb bre bri brm brp brr eaa eab eae eai eam eap ear eba ebb ebe ebi ebm ebp ebr eea eeb eee eem eep eer eia eib eie eii eim eip eir em- ema emb eme emi emm emp emr ep- epa epb epe epi epm epp epr era erb ere eri erm erp err ia- iaa iab iae iai iam iap iar iba ibb ibe ibi ibm ibp ibr ie- iea iee iei iem iep ier iia iib iie iii iim iip iir im- ima imb ime imi imm imp ipa ipb ipe ipi ipm ipp ipr ir- ira irb ire iri irm irp irr m-r maa mab mae mai mam map mar mba mbb mbe mbi mbm mbp mbr mea meb mee mei mem mep mer mi- mia mib mie mii mim mip mir mma mmb mme mmi mmm mmp mmr mpa mpb mpe mpi mpm mpp mpr mra mrb mre mri mrm mrp mrr p-p paa pab pae pai pam pap par pba pbb pbe pbi pbm pbp pbr pea peb pee pei pem pep per pia pib pie pii pim pip pir pma pmb pme pmi pmm pmp pmr ppa ppb ppe ppi ppm ppp ppr pra prb pre pri prm prp prr ra- raa rab rae rai ram rap rar rba rbb rbe rbi rbm rbp rbr re- rea reb ree rei rem rep rer ria rib rie rii rim rip rir rma rmb rme rmi rmm rmp rmr rpa rpb rpe rpi rpm rpp rpr rra rrb rri rrm rrp rrr

a-be a-ii aaaa aaab aaae aaai aaam aaap aaar aaba aabb aabi aabm aabp aaea aaem aaep aaib aaii aama aamb aame aami aamp aamr aapa aapi aapm aara aare aari aarm aarp abaa abab abae abai abam abap abar abb- abba abbb abbe abbi abbr abee aber abia abib abie abim abir abma abmb abpa abpi abpm abpp abpr abra abri aeap aebi aeer aer- aera aeri aiai aiba aiea aiee aiia aiib aiir aime aimi aimm aimp aipa aipe aipi aira aire airi airp amaa amae amai amam amap amar amb- amba ambe ambi ambr amee amei amer amia amib amie amii amip amir amm- amma amme ammi ampa ampe ampm amra amri apai apam apap apar apba apbr apea apem apep aper api- apia apie apim apip apma appa appr apra apre apri arab arae arai aram arap arar arba arbe arbi area aree arei arem arep aria arib arie arii arim arip arma arme armi armm arpa arpe arpi arr- arra arre arri arrr ba-i baaa baam baar baba babb babe babi babm babr baer baia baib baie bair bama bamb bame bami bamm bamp bapa bape bapi bapp bar- bara barb bare bari barm barr bbbb bbeb bbpr beam beap bear beba bebb bebe bebi beeb beem beep beer beia beim beir bema beme bera bere beri berm berr biap biar biba bibb bibe bibi bieb bier bima bipa bipm bipp bira birb bire biri birr bmaa bmep bmir bmmi bpai bpea brab brae brai bram brea breb bree brei brem brep brer bria brie brim brrm brrr eaba eama eame eapp eara earb eare earp ebam ebba ebbr eber eeea eeee eera eiei eier eime eimi eipr eira eire emae emam emar emba embe embi embr emer emia emii emim emir emma emme emmi empa empe empi emra emre epaa epam epbm epee eper epi- epia epie epip eppa eppp epra eprb eprp eram erap erba erbb erbe ereb erei erem erer eria erie erim erma erme erpa erpe erra erre i-be iaaa iaai iaap iaba iabm iaea iaep iaia iaim iama iamb iame iami iamp iapa iapm iapp iara iare ibar ibbm ibea ibia ibie ibim ibma ibmp ibra ibri ieie iema ieme iepa iera iere ieri iiie iiii iipa iipm iira imai imam imar imba imbe imbi imea imep imer imir imma imme immi impa impi impr imra imre imri imrr ipam ipba ipea iper ipie ipmi ipmp ippa ippr ipri irae irai iram irap irar irbe irbm irbp iree irem irer iri- iria irie irip irma irpa irpe irra irre irri ma-i maaa maai maam maap maar maba mabe mabi maee maem maer maia maib maie maii maim mair mama mame mami mamp mapa mape mapi mapp mapr mar- mara mare mari marm marr mbam mbba mbia mbim meai meap mear mebe meem meep meer meir mema meme memr mepe mer- mera merb mere meri merm merp miaa miab miai miam miee miem miep mier miii mim- mima mime mimi mimp mipi mipr mira mire miri mirr mmaa mmab mmai mmap mmar mmea mmii mmmm mmpa mmpi mmpr mmrp mpaa mpai mpie mpir mppe mppp mpri mprp mrap mrbb mrbm mreb mree mria mrpa paap paar paba paea paep paer paia paib paie paip pair pam- pama pamb pame pami pamm pamp papa papb pape papi papp papr par- para pare pari parm parp parr pbar pbmr pbpa peab peai peap pear peba peep peer peia peip peir pepa pepe pepi per- pera pere peri perm perp perr piai pibb pibi piea piem piep pier piia piip pima pime pimi pimp pipa pipe pipi pipp pira pire piri pirr pmaa pmbr pmip pmma pmmp pmpm ppap ppar pper ppib ppie pppa pppp pprm prae prai pram prar pre- preb pree prem prep pri- pria prie prii prim prri prrm raab