-er a-a a-b a-i aaa aab aae aai aak aam aap aar ab- aba abb abe abi abk abm abp abr aea aeb aee aei aek aem aep aer ai- aia aib aie aii aik aim aip air aka akb ake aki akk akm akp akr ama amb ame ami amk amm amp amr ap- apa apb ape api apk apm app apr ar- ara arb are ari ark arm arp arr b-p baa bab bae bai bak bam bap bar bba bbb bbe bbi bbk bbm bbp bbr be- bea beb bee bei bek bem bep ber bi- bia bib bie bii bik bim bip bir bka bkb bke bkk bkm bkp bkr bma bmb bme bmi bmk bmm bmp bmr bpa bpb bpe bpi bpm bpp bpr bra brb bre bri brk brm brp brr eaa eab eae eai eak eam eap ear eba ebb ebe ebi ebk ebm ebp ebr eea eeb eee eek eem eep eer eia eib eie eii eik eim eip eir eka ekb eke eki ekp ekr em- ema emb eme emi emk emm emp emr ep- epa epb epe epi epm epp epr era erb ere eri erk erm erp err ia- iaa iab iae iai iam iap iar iba ibb ibe ibi ibk ibm ibp ibr ie- iea iee iei iek iem iep ier iia iib iie iii iim iip iir ika ikb ike iki ikk ikr im- ima imb ime imi imm imp ipa ipb ipe ipi ipm ipp ipr ir- ira irb ire iri irk irm irp irr ka- kaa kab kae kai kak kam kap kar kba kbb kbe kbi kbk kbm kbp kbr ke- kea keb kee kei kek kem kep ker kia kib kie kii kik kim kip kir kkb kke kki kkk kkm kkp kkr kma kmb kme kmi kmk kmm kmp kpa kpe kpi kpk kpm kpp kpr kra kri krk krp krr m-r maa mab mae mai mak mam map mar mba mbb mbe mbi mbk mbm mbp mbr mea meb mee mei mek mem mep mer mi- mia mib mie mii mik mim mip mir mka mkb mke mkk mkm mkp mkr mma mmb mme mmi mmk mmm mmp mmr mpa mpb mpe mpi mpk mpm mpp mpr mra mrb mre mri mrk mrm mrp mrr p-p paa pab pae pai pak pam pap par pba pbb pbe pbi pbk pbm pbp pbr pea peb pee pei pek pem pep per pia pib pie pii pik pim pip pir pka pkb pke pki pkm pkp pkr pma pmb pme pmi pmk pmm pmp pmr ppa ppb ppe ppi ppk ppm ppp ppr pra prb pre pri prk prm prp prr ra- raa rab rae rai rak ram rap rar rba rbb rbe rbi rbk rbm rbp rbr re- rea reb ree rei rek rem rep rer ria rib rie rii rik rim rip rir rkb rke rkk rkm rkp rma rmb rme rmi rmm rmp rmr rpa rpb rpe rpi rpk rpm rpp rpr rra rrb rri rrk rrm rrp rrr

a-ak a-be a-ii aaaa aaab aaae aaai aaam aaap aaar aaba aabb aabi aabm aabp aaea aaem aaep aaib aaii aaka aake aama aamb aame aami aamp aamr aapa aapi aapm aara aare aari aarm aarp abaa abab abae abai abak 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 aeka aer- aera aeri aiai aiba aiea aiee aiia aiib aiir aika aike aiki aime aimi aimm aimp aipa aipe aipi aira aire airi airp akaa akae akai akam akap akar akee aker akia akie akik akim akir akka akki akr- akra akre amaa amae amai amam amap amar amb- amba ambe ambi ambr amee amei amer amia amib amie amii amik amip amir amka amm- amma amme ammi ampa ampe ampk ampm amra amri apai apak apam apap apar apba apbr apea apem apep aper api- apia apie apim apip apke apma appa appr apra apre apri arab arae arai arak aram arap arar arba arbe arbi area aree arei arek arem arep aria arib arie arii arik arim arip arka arke arki arma arme armi armm arpa arpe arpi arr- arra arre arri arrk arrr ba-i baaa baak baam baar baba babb babe babi babm babr baek baer baia baib baie baik bair bak- baka bake baki bakr bama bamb bame bami bamm bamp bapa bape bapi bapp bar- bara barb bare bari bark barm barr bbbb bbeb bbpr beak beam beap bear beba bebb bebe bebi beeb beek beem beep beer beia beik beim beir beka beke beki bema beme bera bere beri berk berm berr biak biap biar biba bibb bibe bibi bieb bier bike bima bipa bipm bipp bira birb bire biri birk birr bkpr bmaa bmep bmir bmmi bpai bpea brab brae brai brak bram brea breb bree brei brek brem brep brer bria brie brik brim brka brkb brrm brrr eaba eama eame eapp eara earb eare earp ebam ebba ebbr eber eeea eeee eeka eeke eera eiei eier eika eike eiki eime eimi eipr eira eire eka- ekab ekam ekeb ekek eker ekka ekki ekma ekpe emae emam emar emba embe embi embr emek emer emia emii emim emir emma emme emmi empa empe empi emra emre epaa epam epbm epee eper epi- epia epie epik epip eppa eppp epra eprb eprp eram erap erba erbb erbe ereb erei erem erer eria erie erik erim erke erki 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 ikar ikea ikee iker ikki ikma ikra ikri imai imam imar imba imbe imbi imea imep imer imir imma imme immi impa impi impr imra imre imri imrr ipak