-er a-a a-b a-t aaa aab aad aae aaf aam aao aar aas aat aaw ab- aba abb abd abe abf abm abo abr abs abt abw ad- ada adb add ade adf adm ado adr ads adt adw aea aeb aed aee aef aem aeo aer aes aet aew af- afa afb afd afe aff afm afo afr afs aft afw ama amb amd ame amf amm amo amr ams amt amw aoa aob aod aoe aof aom aoo aor aos aot aow ar- ara arb ard are arf arm aro arr ars art arw as- asa asb asd ase asf asm aso asr ass ast asw at- ata atb atd ate atf atm ato atr ats att atw aw- awa awb awd awe awf awm awo awr aws awt aww baa bab bad bae baf bam bao bar bas bat baw bba bbb bbd bbe bbf bbm bbo bbr bbs bbt bbw bda bdb bdd bde bdf bdm bdo bdr bds bdt bdw be- bea beb bed bee bef bem beo ber bes bet bew bfa bfb bfd bfe bff bfm bfo bfr bfs bft bma bmb bmd bme bmf bmm bmo bmr bms bmt bmw boa bob bod boe bof bom boo bor bos bot bow bra brb brd bre brf brm bro brr brs brt brw bsa bsb bsd bse bsf bsm bso bsr bss bst bsw bta btb btd bte btf btm bto btr bts btt btw bwa bwb bwd bwf bwo bwr bws daa dab dad dae daf dam dao dar das dat daw dba dbb dbd dbe dbf dbm dbo dbr dbs dbt dda ddb ddd dde ddf ddm ddo ddr dds ddt ddw de- dea deb ded dee def dem deo der des det dew dfa dfb dfd dfe dff dfm dfo dfr dfs dft dfw dma dmb dmd dme dmf dmm dmo dmr dms dmt dmw doa dob dod doe dof dom doo dor dos dot dow dra drb drd dre drm dro drr drs drt drw dsa dsb dsd dse dsf dsm dso dsr dss dst dsw dta dtb dtd dte dtf dtm dto dtr dts dtt dtw dwa dwb dwe dwf dwm dwo dwr dws dwt dww eaa eab ead eae eaf eam eao ear eas eat eaw eba ebb ebd ebe ebf ebm ebo ebr ebs ebt ebw ed- eda edb edd ede edf edm edo edr eds edt edw eea eeb eed eee eef eem eeo eer ees eet eew ef- efa efb efd efe eff efm efo efr efs eft efw em- ema emb emd eme emf emm emo emr ems emt emw eo- eoa eob eod eoe eof eom eoo eor eos eot eow era erb erd ere erf erm ero err ers ert erw es- esa esb esd ese esf esm eso esr ess est esw eta etb etd ete etf etm eto etr ets ett etw ewa ewb ewd ewe ewf ewm ewo ewr ews ewt eww faa fab fad fae faf fam fao far fas fat faw fba fbb fbd fbe fbf fbm fbo fbr fbs fbt fbw fda fdb fdd fde fdf fdm fdo fdr fds fdt fea feb fed fee fef fem feo fer fes fet few ffa ffd ffe fff ffm ffo ffr ffs fft ffw fma fmb fmd fme fmf fmm fmo fmr fms fmt foa fob foe fof fom foo for fos fot fow fra frb frd fre frf frm fro frr frs frt frw fsa fsb fsd fse fsf fsm fso fsr fss fst fsw fta ftb ftd fte ftf ftm fto ftr fts ftt ftw fwa fwb fwd fwe fwf fwm fwo fws fwt m-f m-o m-r m-w maa mab mad mae maf mam mao mar mas mat maw mba mbb mbd mbe mbf mbm mbo mbr mbs mbt mbw mda mdb mdd mde mdf mdm mdo mdr mds mdt mdw mea meb med mee mef mem meo mer mes met mew mfa mfb mfd mfe mff mfm mfo mfr mfs mft mfw mma mmb mmd mme mmf mmm mmo mmr mms mmt mmw moa mob mod moe mof mom moo mor mos mot mow mra mrb mrd mre mrf mrm mro mrr mrs mrt mrw msa msb msd mse msf msm mso msr mss mst msw mta mtb mtd mte mtf mtm mto mtr mts mtt mtw mwa mwb mwd mwe mwf mwm mwo mwr mws mww oaa oab oad oae oaf oam oao oar oas oat oaw ob- oba obb obd obe obf obm obo obr obs obt obw oda odb odd ode odf odm odo odr ods odt oea oeb oed oee oef oem oeo oer oes oet of- ofa ofb ofd ofe off ofm ofo ofr ofs oft ofw om- oma omb omd ome omf omm omo omr oms omt omw oo- ooa oob ood oof oom ooo oor oos oot oow or- ora orb ord ore orf orm oro orr ors ort os- osa osb osd ose osf osm oso osr oss ost osw ot- ota otb otd ote otf otm oto otr ots ott otw owa owb owd owe owf owm owo ows owt oww ra- raa rab rad rae raf ram rao rar ras rat raw rba rbb rbd rbe rbf rbm rbo rbr rbs rbt rbw rda rdb rdd rde rdf rdm rdo rdr rds rdt re- rea reb red ree ref rem reo rer res ret rew rfa rfb rfd rfe rff rfm rfo rfr rfs rft rfw rma rmb rmd rme rmf rmm rmo rmr rms rmt roa rob rod roe rof rom roo ror ros rot row rra rrb rrd rrf rrm rrr rrs rrt rsa rsb rsd rse rsf rsm rso rsr rss rst rsw rta rtb rtd rte rtf rtm rto rtr rts rtt rtw rwa rwb rwd rwe rwf rwm rwr rws saa sab sad sae saf sam sao sar sas sat saw sba sbb sbd sbe sbf sbm sbo sbr sbs sbt sbw sda sdb sdd sde sdf sdm sdo