-er a-a a-b a-c a-t aaa aab aac aad aae aam aao aar aas aat aaw ab- aba abb abc abd abe abm abo abr abs abt abw ac- aca acb acc acd ace acm aco acr acs act acw ad- ada adb adc add ade adm ado adr ads adt adw aea aeb aec aed aee aem aeo aer aes aet aew ama amb amc amd ame amm amo amr ams amt amw aoa aob aoc aod aoe aom aoo aor aos aot aow ar- ara arb arc ard are arm aro arr ars art arw as- asa asb asc asd ase asm aso asr ass ast asw at- ata atb atc atd ate atm ato atr ats att atw aw- awa awb awc awd awe awm awo awr aws awt aww baa bab bac bad bae bam bao bar bas bat baw bba bbb bbc bbd bbe bbm bbo bbr bbs bbt bbw bca bcb bcc bcd bce bcm bco bcr bcs bct bda bdb bdc bdd bde bdm bdo bdr bds bdt bdw be- bea beb bec bed bee bem beo ber bes bet bew bma bmb bmc bmd bme bmm bmo bmr bms bmt bmw boa bob boc bod boe bom boo bor bos bot bow bra brb brd bre brm bro brr brs brt brw bsa bsb bsc bsd bse bsm bso bsr bss bst bsw bta btb btc btd bte btm bto btr bts btt btw bwa bwb bwc bwd bwo bwr bws c-- caa cab cac cad cae cam cao car cas cat caw cba cbb cbc cbd cbe cbm cbo cbr cbs cbt cbw cca ccb ccc ccd cce ccm cco ccr ccs cct ccw cda cdb cdc cdd cde cdm cdo cdr cds cdt cdw ce- cea ceb cec ced cee cem ceo cer ces cet cew cma cmb cmc cmd cme cmm cmo cmr cms cmt cmw co- coa cob coc cod coe com coo cor cos cot cow cra crb crc crd cre crm cro crr crs crt crw csa csb csc csd cse csm cso csr css cst csw cta ctb ctc ctd cte ctm cto ctr cts ctt ctw cw- cwa cwb cwc cwd cwe cwm cwo cwr cws cwt daa dab dac dad dae dam dao dar das dat daw dba dbb dbc dbd dbe dbm dbo dbr dbs dbt dca dcb dcc dcd dce dcm dco dcr dcs dct dcw dda ddb ddc ddd dde ddm ddo ddr dds ddt ddw de- dea deb dec ded dee dem deo der des det dew dma dmb dmc dmd dme dmm dmo dmr dms dmt dmw doa dob doc dod doe dom doo dor dos dot dow dra drb drc drd dre drm dro drr drs drt drw dsa dsb dsc dsd dse dsm dso dsr dss dst dsw dta dtb dtc dtd dte dtm dto dtr dts dtt dtw dwa dwb dwc dwe dwm dwo dwr dws dwt dww eaa eab eac ead eae eam eao ear eas eat eaw eba ebb ebc ebd ebe ebm ebo ebr ebs ebt ebw ec- eca ecb ecc ecd ece ecm eco ecr ecs ect ecw ed- eda edb edc edd ede edm edo edr eds edt edw eea eeb eec eed eee eem eeo eer ees eet eew em- ema emb emc emd eme emm emo emr ems emt emw eo- eoa eob eoc eod eoe eom eoo eor eos eot eow era erb erc erd ere erm ero err ers ert erw es- esa esb esc esd ese esm eso esr ess est esw eta etb etc etd ete etm eto etr ets ett etw ewa ewb ewc ewd ewe ewm ewo ewr ews ewt eww m-o m-r m-w maa mab mac mad mae mam mao mar mas mat maw mba mbb mbc mbd mbe mbm mbo mbr mbs mbt mbw mc- mca mcb mcc mcd mce mcm mco mcr mcs mct mcw mda mdb mdc mdd mde mdm mdo mdr mds mdt mdw mea meb mec med mee mem meo mer mes met mew mma mmb mmc mmd mme mmm mmo mmr mms mmt mmw moa mob moc mod moe mom moo mor mos mot mow mra mrb mrc mrd mre mrm mro mrr mrs mrt mrw msa msb msc msd mse msm mso msr mss mst msw mta mtb mtc mtd mte mtm mto mtr mts mtt mtw mwa mwb mwc mwd mwe mwm mwo mwr mws mww oaa oab oac oad oae oam oao oar oas oat oaw ob- oba obb obc obd obe obm obo obr obs obt obw oc- oca ocb occ ocd ocm oco ocr ocs oct ocw oda odb odc odd ode odm odo odr ods odt oea oeb oec oed oee oem oeo oer oes oet om- oma omb omc omd ome omm omo omr oms omt omw oo- ooa oob ooc ood oom ooo oor oos oot oow or- ora orb orc ord ore orm oro orr ors ort os- osa osb osc osd ose osm oso osr oss ost osw ot- ota otb otc otd ote otm oto otr ots ott otw owa owb owc owd owe owm owo ows owt oww ra- raa rab rac rad rae ram rao rar ras rat raw rba rbb rbc rbd rbe rbm rbo rbr rbs rbt rbw rca rcb rcc rcd rce rcm rco rcr rcs rct rcw rda rdb rdc rdd rde rdm rdo rdr rds rdt re- rea reb rec red ree rem reo rer res ret rew rma rmb rmc rmd rme rmm rmo rmr rms rmt roa rob roc rod roe rom roo ror ros rot row rra rrb rrc rrd rrm rrr rrs rrt rsa rsb rsc rsd rse rsm rso rsr rss rst rsw rta rtb rtc rtd rte rtm rto rtr rts rtt rtw rwa rwb rwc rwd rwe rwm rwr rws saa sab sac sad sae sam sao sar sas sat saw sba sbb sbc sbd sbe sbm sbo sbr sbs