-er a-a a-b a-i a-t aaa aab aad aae aai aam aan aao aap aar aat ab- aba abb abd abe abi abm abn abo abp abr abt ad- ada adb add ade adi adm adn ado adp adr adt aea aeb aed aee aei aem aen aeo aep aer aet ai- aia aib aid aie aii aim ain aio aip air ait ama amb amd ame ami amm amn amo amp amr amt an- ana anb and ane ani anm ann ano anp anr ant aoa aob aod aoe aoi aom aon aoo aop aor aot ap- apa apb apd ape api apm apn apo app apr apt ar- ara arb ard are ari arm arn aro arp arr art at- ata atb atd ate ati atm atn ato atp atr att b-p baa bab bad bae bai bam ban bao bap bar bat bba bbb bbd bbe bbi bbm bbn bbo bbp bbr bbt bda bdb bdd bde bdi bdm bdo bdp bdr bdt be- bea beb bed bee bei bem ben beo bep ber bet bi- bia bib bid bie bii bim bin bio bip bir bit bma bmb bmd bme bmi bmm bmn bmo bmp bmr bmt bna bnb bnd bne bni bnn bno bnp bnr bnt boa bob bod boe boi bom bon boo bop bor bot bpa bpb bpd bpe bpi bpm bpn bpo bpp bpr bpt bra brb brd bre bri brm brn bro brp brr brt bta btb btd bte bti btm btn bto btp btr btt daa dab dad dae dai dam dan dao dap dar dat dba dbb dbd dbe dbi dbm dbn dbo dbp dbr dbt dda ddb ddd dde ddi ddm ddn ddo ddp ddr ddt de- dea deb ded dee dei dem den deo dep der det di- dia dib did die dii dim din dio dip dir dit dma dmb dmd dme dmi dmm dmn dmo dmp dmr dmt dna dnb dnd dne dni dnm dnn dno dnp dnr dnt doa dob dod doe doi dom don doo dop dor dot dpa dpb dpd dpe dpi dpm dpn dpo dpp dpr dpt dra drb drd dre dri drm drn dro drp drr drt dta dtb dtd dte dti dtm dtn dto dtp dtr dtt eaa eab ead eae eai eam ean eao eap ear eat eba ebb ebd ebe ebi ebm ebn ebo ebp ebr ebt ed- eda edb edd ede edi edm edn edo edp edr edt eea eeb eed eee eem een eeo eep eer eet eia eib eid eie eii eim ein eio eip eir eit em- ema emb emd eme emi emm emn emo emp emr emt en- ena enb end ene eni enm enn eno enp enr ent eo- eoa eob eod eoe eoi eom eon eoo eop eor eot ep- epa epb epd epe epi epm epn epo epp epr ept era erb erd ere eri erm ern ero erp err ert eta etb etd ete eti etm etn eto etp etr ett i-d ia- iaa iab iad iae iai iam ian iao iap iar iat iba ibb ibd ibe ibi ibm ibn ibo ibp ibr ibt ida idb idd ide idi idm idn ido idp idr idt ie- iea ied iee iei iem ien iep ier iet iia iib iid iie iii iim iin iio iip iir iit im- ima imb imd ime imi imm imn imo imp imt in- ina inb ind ine ini inm inn ino inp inr int io- ioa iob iod ioe ioi iom ion ioo iop ior iot ipa ipb ipd ipe ipi ipm ipn ipo ipp ipr ipt ir- ira irb ird ire iri irm irn iro irp irr irt ita itb itd ite iti itm itn ito itp itt m-o m-r maa mab mad mae mai mam man mao map mar mat mba mbb mbd mbe mbi mbm mbo mbp mbr mbt mda mdb mdd mde mdi mdm mdn mdo mdp mdr mdt mea meb med mee mei mem men meo mep mer met mi- mia mib mid mie mii mim min mio mip mir mit mma mmb mmd mme mmi mmm mmn mmo mmp mmr mmt mna mnb mne mni mnm mnn mno mnp mnr mnt moa mob mod moe moi mom mon moo mop mor mot mpa mpb mpd mpe mpi mpm mpn mpo mpp mpr mpt mra mrb mrd mre mri mrm mrn mro mrp mrr mrt mta mtb mtd mte mti mtm mtn mto mtp mtr mtt n-i naa nab nad nae nai nam nan nao nap nar nat nba nbb nbd nbe nbi nbm nbn nbo nbp nbr nbt nda ndb ndd nde ndi ndm ndn ndo ndp ndr ndt ne- nea neb ned nee nei nem nen neo nep ner net nia nib nid nie nii nim nin nio nip nir nit nma nmb nmd nme nmi nmm nmn nmo nmp nmr nmt nna nnb nne nni nnm nnn nno nnp nnt no- noa nob nod noe noi nom non noo nop nor not npa npb npd npe npi npm npn npo npp npr npt nra nrb nrd nre nri nrm nrn nro nrp nrr nrt nta ntb ntd nte nti ntm ntn nto ntp ntr ntt o-i oaa oab oad oae oai oam oan oao oap oar oat ob- oba obb obd obe obi obm obn obo obp obr obt oda odb odd ode odi odm odn odo odp odr odt oea oeb oed oee oei oem oen oeo oep oer oet oia oib oid oie oii oim oin oio oip oir oit om- oma omb omd ome omi omm omn omo omp omr omt on- ona onb ond one oni onn ono onp onr ont oo- ooa oob ood ooi oom oon ooo oop oor oot op- opa opb opd ope opi opm opn opo opp opr opt or- ora orb ord ore ori orm orn oro orp orr ort ot- ota otb otd ote oti otm otn oto otp otr ott p-p paa