-er a-a a-b a-i aaa aab aae aai aam aap aar aav ab- aba abb abe abi abm abp abr abv aea aeb aee aei aem aep aer aev ai- aia aib aie aii aim aip air aiv ama amb ame ami amm amp amr amv ap- apa apb ape api apm app apr apv ar- ara arb are ari arm arp arr arv av- ava avb ave avi avm avp avr b-p baa bab bae bai bam bap bar bav bba bbb bbe bbi bbm bbp bbr be- bea beb bee bei bem bep ber bev bi- bia bib bie bii bim bip bir biv bma bmb bme bmi bmm bmp bmr bmv bpa bpb bpe bpi bpm bpp bpr bpv bra brb bre bri brm brp brr brv bva bvb bve bvi bvm bvp bvr bvv eaa eab eae eai eam eap ear eav eba ebb ebe ebi ebm ebp ebr ebv eea eeb eee eem eep eer eev eia eib eie eii eim eip eir eiv em- ema emb eme emi emm emp emr emv ep- epa epb epe epi epm epp epr era erb ere eri erm erp err erv eva evb eve evi evm evp evr evv i-v ia- iaa iab iae iai iam iap iar iav iba ibb ibe ibi ibm ibp ibr ibv ie- iea iee iei iem iep ier iev iia iib iie iii iim iip iir im- ima imb ime imi imm imp imv ipa ipb ipe ipi ipm ipp ipr ipv ir- ira irb ire iri irm irp irr irv iva ivb ive ivi ivp ivr ivv m-r m-v maa mab mae mai mam map mar mav mba mbb mbe mbi mbm mbp mbr mbv mea meb mee mei mem mep mer mev mi- mia mib mie mii mim mip mir miv mma mmb mme mmi mmm mmp mmr mmv mpa mpb mpe mpi mpm mpp mpr mpv mra mrb mre mri mrm mrp mrr mrv mva mvb mve mvi mvm mvp mvr mvv p-p paa pab pae pai pam pap par pav pba pbb pbe pbi pbm pbp pbr pea peb pee pei pem pep per pev pia pib pie pii pim pip pir piv pma pmb pme pmi pmm pmp pmr pmv ppa ppb ppe ppi ppm ppp ppr ppv pra prb pre pri prm prp prr prv pva pvb pve pvi pvm pvp pvr pvv ra- raa rab rae rai ram rap rar rav rba rbb rbe rbi rbm rbp rbr re- rea reb ree rei rem rep rer rev ria rib rie rii rim rip rir riv rma rmb rme rmi rmm rmp rmr rmv rpa rpb rpe rpi rpm rpp rpr rpv rra rrb rri rrm rrp rrr rva rvb rve rvi rvm rvp rvr rvv v-a v-e vaa vab vae vai vam vap var vav vba vbi vbm vbr vbv vea veb vee vei vem vep ver vi- via vib vie vii vim vip vir viv vm- vma vmi vmm vmr vpa vpb vpe vpi vpm vpp vpr vra vrb vre vri vrm vrp vrr vva vvb vvi vvm vvr vvv

a-be a-ii a-iv aaaa aaab aaae aaai aaam aaap aaar aaav aaba aabb aabi aabm aabp aaea aaem aaep aaev aaib aaii aama aamb aame aami aamp aamr aapa aapi aapm aara aare aari aarm aarp aava 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 abva abvp aeap aebi aeer aer- aera aeri aeva aiai aiba aiea aiee aiia aiib aiir aime aimi aimm aimp aipa aipe aipi aira aire airi airp aiva 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 ampv amra amri apai apam apap apar apba apbr apea apem apep aper apev 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 arev aria arib arie arii arim arip arma arme armi armm arpa arpe arpi arr- arra arre arri arrr arva arve arvi avab avar avea aver avia avie avim avip aviv avma avra avre avri avva 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 bava bave bavi bbbb bbeb bbpr beam beap bear beav 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 bive bivi bmaa bmep bmir bmmi bpai bpea brab brae brai bram brav brea breb bree brei brem brep brer brev bria brie brim brrm brrr brvi brvm eaba eama eame eapp eara earb eare earp eave eavp ebam ebba ebbr eber eeea eeee eera eeva 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 erev eria erie erim erma erme erpa erpe erra erre erve ervi evae evap evar evea ever evia evie evir evra evre i-be iaaa iaai iaap iaba iabm iaea iaep iaia iaim iama iamb iame iami iamp iapa iapm iapp iara iare iava ibar ibbm ibea ibia ibie ibim ibma ibmp ibra ibri ieie iema ieme iepa iera iere ieri ieva iiie iiii iipa iipm iira imai imam imar imba imbe imbi imea imep imer imir imma imme immi impa impi impr impv 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