-er a-a a-b a-t aaa aab aad aae aag aam aan aao aar aat ab- aba abb abd abe abg abm abn abo abr abt ad- ada adb add ade adg adm adn ado adr adt aea aeb aed aee aeg aem aen aeo aer aet ag- aga agb agd age agg agm agn ago agr agt ama amb amd ame amg amm amn amo amr amt an- ana anb and ane ang anm ann ano anr ant aoa aob aod aoe aog aom aon aoo aor aot ar- ara arb ard are arg arm arn aro arr art at- ata atb atd ate atg atm atn ato atr att baa bab bad bae bag bam ban bao bar bat bba bbb bbd bbe bbg bbm bbn bbo bbr bbt bda bdb bdd bde bdg bdm bdo bdr bdt be- bea beb bed bee beg bem ben beo ber bet bga bgb bgd bge bgg bgm bgn bgo bgr bgt bma bmb bmd bme bmg bmm bmn bmo bmr bmt bna bnb bnd bne bng bnn bno bnr bnt boa bob bod boe bog bom bon boo bor bot bra brb brd bre brg brm brn bro brr brt bta btb btd bte btg btm btn bto btr btt daa dab dad dae dag dam dan dao dar dat dba dbb dbd dbe dbg dbm dbn dbo dbr dbt dda ddb ddd dde ddg ddm ddn ddo ddr ddt de- dea deb ded dee deg dem den deo der det dga dgd dge dgg dgm dgn dgr dgt dma dmb dmd dme dmg dmm dmn dmo dmr dmt dna dnb dnd dne dng dnm dnn dno dnr dnt doa dob dod doe dog dom don doo dor dot dra drb drd dre drg drm drn dro drr drt dta dtb dtd dte dtg dtm dtn dto dtr dtt eaa eab ead eae eag eam ean eao ear eat eba ebb ebd ebe ebg ebm ebn ebo ebr ebt ed- eda edb edd ede edg edm edn edo edr edt eea eeb eed eee eeg eem een eeo eer eet ega egb egd ege egg egm egn ego egr egt em- ema emb emd eme emg emm emn emo emr emt en- ena enb end ene eng enm enn eno enr ent eo- eoa eob eod eoe eog eom eon eoo eor eot era erb erd ere erg erm ern ero err ert eta etb etd ete etg etm etn eto etr ett g-d gaa gab gad gae gag gam gan gao gar gat gba gbd gbe gbg gbm gbn gbo gbr gbt gda gdb gdd gde gdm gdn gdo gdr gdt ge- gea geb ged gee geg gem gen geo ger get gga ggb ggd ggg ggm ggn ggo ggr ggt gma gmb gmd gme gmg gmm gmn gmo gmr gmt gna gnb gnd gne gnm gnn gno gnr gnt goa gob god goe gog gom gon goo gor got gra grb grd gre grg grm grn gro grr grt gta gtb gtd gte gtg gtm gtn gto gtr gtt m-o m-r maa mab mad mae mag mam man mao mar mat mba mbb mbd mbe mbg mbm mbo mbr mbt mda mdb mdd mde mdg mdm mdn mdo mdr mdt mea meb med mee meg mem men meo mer met mga mgb mgd mge mgm mgn mgo mgr mgt mma mmb mmd mme mmg mmm mmn mmo mmr mmt mna mnb mne mng mnm mnn mno mnr mnt moa mob mod moe mog mom mon moo mor mot mra mrb mrd mre mrg mrm mrn mro mrr mrt mta mtb mtd mte mtg mtm mtn mto mtr mtt naa nab nad nae nag nam nan nao nar nat nba nbb nbd nbe nbg nbm nbn nbo nbr nbt nda ndb ndd nde ndg ndm ndn ndo ndr ndt ne- nea neb ned nee neg nem nen neo ner net nga ngb ngd nge ngg ngm ngn ngo ngt nma nmb nmd nme nmg nmm nmn nmo nmr nmt nna nnb nne nng nnm nnn nno nnt no- noa nob nod noe nog nom non noo nor not nra nrb nrd nre nrg nrm nrn nro nrr nrt nta ntb ntd nte ntg ntm ntn nto ntr ntt oaa oab oad oae oag oam oan oao oar oat ob- oba obb obd obe obg obm obn obo obr obt oda odb odd ode odg odm odn odo odr odt oea oeb oed oee oeg oem oen oeo oer oet oga ogd oge ogg ogn ogo ogt om- oma omb omd ome omg omm omn omo omr omt on- ona onb ond one ong onn ono onr ont oo- ooa oob ood oog oom oon ooo oor oot or- ora orb ord ore org orm orn oro orr ort ot- ota otb otd ote otg otm otn oto otr ott ra- raa rab rad rae rag ram ran rao rar rat rba rbb rbd rbe rbg rbm rbn rbo rbr rbt rda rdb rdd rde rdg rdm rdn rdo rdr rdt re- rea reb red ree reg rem ren reo rer ret rga rgb rgd rge rgg rgn rgo rgr rgt rma rmb rmd rme rmg rmm rmn rmo rmr rmt rna rnb rnd rng rnm rnn rno rnr rnt roa rob rod roe rog rom ron roo ror rot rra rrb rrd rrg rrm rrn rrr rrt rta rtb rtd rte rtg rtm rtn rto rtr rtt taa tab tad tae tag tam tan tao tar tat tba tbb tbd tbe tbg tbm tbn tbo tbr tbt tda tdb tdd tde tdg tdm tdn tdo tdr tdt te- tea teb ted tee teg tem ten teo ter tet tga tgb tge tgg tgm tgn tgo tgr tgt tma tmb tmd tme tmg tmm tmn tmo tmr tmt tna tnb tnd tne tng tnm tnn tno tnr tnt to- toa tob tod toe tog tom ton too tor tot tra trb trd tre trg trm trn tro trr trt tta ttb