-er a-a a-b a-i aaa aab aad aae aai aam aao aap aar ab- aba abb abd abe abi abm abo abp abr ad- ada adb add ade adi adm ado adp adr aea aeb aed aee aei aem aeo aep aer ai- aia aib aid aie aii aim aio aip air ama amb amd ame ami amm amo amp amr aoa aob aod aoe aoi aom aoo aop aor ap- apa apb apd ape api apm apo app apr ar- ara arb ard are ari arm aro arp arr b-p baa bab bad bae bai bam bao bap bar bba bbb bbd bbe bbi bbm bbo bbp bbr bda bdb bdd bde bdi bdm bdo bdp bdr be- bea beb bed bee bei bem beo bep ber bi- bia bib bid bie bii bim bio bip bir bma bmb bmd bme bmi bmm bmo bmp bmr boa bob bod boe boi bom boo bop bor bpa bpb bpd bpe bpi bpm bpo bpp bpr bra brb brd bre bri brm bro brp brr daa dab dad dae dai dam dao dap dar dba dbb dbd dbe dbi dbm dbo dbp dbr dda ddb ddd dde ddi ddm ddo ddp ddr de- dea deb ded dee dei dem deo dep der di- dia dib did die dii dim dio dip dir dma dmb dmd dme dmi dmm dmo dmp dmr doa dob dod doe doi dom doo dop dor dpa dpb dpd dpe dpi dpm dpo dpp dpr dra drb drd dre dri drm dro drp drr eaa eab ead eae eai eam eao eap ear eba ebb ebd ebe ebi ebm ebo ebp ebr ed- eda edb edd ede edi edm edo edp edr eea eeb eed eee eem eeo eep eer eia eib eid eie eii eim eio eip eir em- ema emb emd eme emi emm emo emp emr eo- eoa eob eod eoe eoi eom eoo eop eor ep- epa epb epd epe epi epm epo epp epr era erb erd ere eri erm ero erp err i-d ia- iaa iab iad iae iai iam iao iap iar iba ibb ibd ibe ibi ibm ibo ibp ibr ida idb idd ide idi idm ido idp idr ie- iea ied iee iei iem iep ier iia iib iid iie iii iim iio iip iir im- ima imb imd ime imi imm imo imp io- ioa iob iod ioe ioi iom ioo iop ior ipa ipb ipd ipe ipi ipm ipo ipp ipr ir- ira irb ird ire iri irm iro irp irr m-o m-r maa mab mad mae mai mam mao map mar mba mbb mbd mbe mbi mbm mbo mbp mbr mda mdb mdd mde mdi mdm mdo mdp mdr mea meb med mee mei mem meo mep mer mi- mia mib mid mie mii mim mio mip mir mma mmb mmd mme mmi mmm mmo mmp mmr moa mob mod moe moi mom moo mop mor mpa mpb mpd mpe mpi mpm mpo mpp mpr mra mrb mrd mre mri mrm mro mrp mrr o-i oaa oab oad oae oai oam oao oap oar ob- oba obb obd obe obi obm obo obp obr oda odb odd ode odi odm odo odp odr oea oeb oed oee oei oem oeo oep oer oia oib oid oie oii oim oio oip oir om- oma omb omd ome omi omm omo omp omr oo- ooa oob ood ooi oom ooo oop oor op- opa opb opd ope opi opm opo opp opr or- ora orb ord ore ori orm oro orp orr p-p paa pab pad pae pai pam pao pap par pba pbb pbd pbe pbi pbm pbo pbp pbr pda pdb pdd pde pdi pdm pdo pdp pdr pea peb ped pee pei pem peo pep per pia pib pid pie pii pim pio pip pir pma pmb pmd pme pmi pmm pmo pmp pmr poa pob pod poe poi pom poo pop por ppa ppb ppd ppe ppi ppm ppo ppp ppr pra prb prd pre pri prm pro prp prr ra- raa rab rad rae rai ram rao rap rar rba rbb rbd rbe rbi rbm rbo rbp rbr rda rdb rdd rde rdi rdm rdo rdp rdr re- rea reb red ree rei rem reo rep rer ria rib rid rie rii rim rio rip rir rma rmb rmd rme rmi rmm rmo rmp rmr roa rob rod roe roi rom roo rop ror rpa rpb rpd rpe rpi rpm rpo rpp rpr rra rrb rrd rri rrm rrp rrr

a-be a-do a-ii aaaa aaab aaad aaae aaai aaam aaap aaar aaba aabb aabd aabi aabm aabp aada aade aadi aaea aaem aaep aaib aaii aama aamb aamd aame aami aamo aamp aamr aaoe aaoo aapa aapi aapm aapo aara aard aare aari aarm aaro aarp abaa abab abad abae abai abam abap abar abb- abba abbb abbe abbi abbo abbr abda abdi abdo abed abee aber abia abib abid abie abim abir abma abmb aboa abob abod aboo abor abpa abpd abpi abpm abpp abpr abra abri abro adaa adab adad adae adai adam adao adap adar adba adbi adda addd adde addi addo addr adea adeb adee adem adeo ader adia adib adie adim adio adip adir adma admb adme admi admr adob adod adoe adoo ador adp- adra adre adro aeap aebi aede aeer aeio aeom aer- aera aerd aeri aero aiai aiba aibo aida aidb aide aidi aidr aiea aiee aiia aiib aiid aiir aime aimi aimm aimo aimp aioi aipa aipe aipi aira aird aire airi airo airp amaa amad amae amai amam amap amar amb- amba ambe ambi ambo ambr amda amdo amed amee amei amer amia amib amid amie amii amip amir amm- amma amme ammi ammo amob amod amoi amoo amor ampa ampd ampe ampm ampo amra amri amro aoba aoma aopo aora aorb apai apam apao apap apar apba apbr apda apdd apea aped apem apep aper api- apia apid apie apim apio