-er a-a a-b a-i a-t aaa aab aad aae aag aai aam aan aao aar aat ab- aba abb abd abe abg abi abm abn abo abr abt ad- ada adb add ade adg adi adm adn ado adr adt aea aeb aed aee aeg aei aem aen aeo aer aet ag- aga agb agd age agg agi agm agn ago agr agt ai- aia aib aid aie aig aii aim ain aio air ait ama amb amd ame amg ami amm amn amo amr amt an- ana anb and ane ang ani anm ann ano anr ant aoa aob aod aoe aog aoi aom aon aoo aor aot ar- ara arb ard are arg ari arm arn aro arr art at- ata atb atd ate atg ati atm atn ato atr att baa bab bad bae bag bai bam ban bao bar bat bba bbb bbd bbe bbg bbi bbm bbn bbo bbr bbt bda bdb bdd bde bdg bdi bdm bdo bdr bdt be- bea beb bed bee beg bei bem ben beo ber bet bga bgb bgd bge bgg bgi bgm bgn bgo bgr bgt bi- bia bib bid bie big bii bim bin bio bir bit bma bmb bmd bme bmg bmi bmm bmn bmo bmr bmt bna bnb bnd bne bng bni bnn bno bnr bnt boa bob bod boe bog boi bom bon boo bor bot bra brb brd bre brg bri brm brn bro brr brt bta btb btd bte btg bti btm btn bto btr btt daa dab dad dae dag dai dam dan dao dar dat dba dbb dbd dbe dbg dbi dbm dbn dbo dbr dbt dda ddb ddd dde ddg ddi ddm ddn ddo ddr ddt de- dea deb ded dee deg dei dem den deo der det dga dgd dge dgg dgi dgm dgn dgr dgt di- dia dib did die dig dii dim din dio dir dit dma dmb dmd dme dmg dmi dmm dmn dmo dmr dmt dna dnb dnd dne dng dni dnm dnn dno dnr dnt doa dob dod doe dog doi dom don doo dor dot dra drb drd dre drg dri drm drn dro drr drt dta dtb dtd dte dtg dti dtm dtn dto dtr dtt eaa eab ead eae eag eai eam ean eao ear eat eba ebb ebd ebe ebg ebi ebm ebn ebo ebr ebt ed- eda edb edd ede edg edi edm edn edo edr edt eea eeb eed eee eeg eem een eeo eer eet ega egb egd ege egg egi egm egn ego egr egt eia eib eid eie eig eii eim ein eio eir eit em- ema emb emd eme emg emi emm emn emo emr emt en- ena enb end ene eng eni enm enn eno enr ent eo- eoa eob eod eoe eog eoi eom eon eoo eor eot era erb erd ere erg eri erm ern ero err ert eta etb etd ete etg eti etm etn eto etr ett g-d gaa gab gad gae gag gai gam gan gao gar gat gba gbd gbe gbg gbi gbm gbn gbo gbr gbt gda gdb gdd gde gdi gdm gdn gdo gdr gdt ge- gea geb ged gee geg gei gem gen geo ger get gga ggb ggd ggg ggi ggm ggn ggo ggr ggt gia gib gid gie gig gii gim gin gio gir git gma gmb gmd gme gmg gmi gmm gmn gmo gmr gmt gna gnb gnd gne gni gnm gnn gno gnr gnt goa gob god goe gog goi gom gon goo gor got gra grb grd gre grg gri grm grn gro grr grt gta gtb gtd gte gtg gti gtm gtn gto gtr gtt i-d ia- iaa iab iad iae iag iai iam ian iao iar iat iba ibb ibd ibe ibg ibi ibm ibn ibo ibr ibt ida idb idd ide idg idi idm idn ido idr idt ie- iea ied iee ieg iei iem ien ier iet iga igb igd ige igg igi igm ign igo igr igt iia iib iid iie iii iim iin iio iir iit im- ima imb imd ime img imi imm imn imo imt in- ina inb ind ine ing ini inm inn ino inr int io- ioa iob iod ioe iog ioi iom ion ioo ior iot ir- ira irb ird ire irg iri irm irn iro irr irt ita itb itd ite itg iti itm itn ito itt m-o m-r maa mab mad mae mag mai mam man mao mar mat mba mbb mbd mbe mbg mbi mbm mbo mbr mbt mda mdb mdd mde mdg mdi mdm mdn mdo mdr mdt mea meb med mee meg mei mem men meo mer met mga mgb mgd mge mgi mgm mgn mgo mgr mgt mi- mia mib mid mie mig mii mim min mio mir mit mma mmb mmd mme mmg mmi mmm mmn mmo mmr mmt mna mnb mne mng mni mnm mnn mno mnr mnt moa mob mod moe mog moi mom mon moo mor mot mra mrb mrd mre mrg mri mrm mrn mro mrr mrt mta mtb mtd mte mtg mti mtm mtn mto mtr mtt n-i naa nab nad nae nag nai nam nan nao nar nat nba nbb nbd nbe nbg nbi nbm nbn nbo nbr nbt nda ndb ndd nde ndg ndi ndm ndn ndo ndr ndt ne- nea neb ned nee neg nei nem nen neo ner net nga ngb ngd nge ngg ngi ngm ngn ngo ngt nia nib nid nie nig nii nim nin nio nir nit nma nmb nmd nme nmg nmi nmm nmn nmo nmr nmt nna nnb nne nng nni nnm nnn nno nnt no- noa nob nod noe nog noi nom non noo nor not nra nrb nrd nre nrg nri nrm nrn nro nrr nrt nta ntb ntd nte ntg nti ntm ntn nto ntr ntt o-i oaa oab oad oae oag oai oam oan oao oar oat ob- oba obb obd obe