-al -ol a-a a-b a-c a-t aaa aab aac aad aae aal aam aao aat ab- aba abb abc abd abe abl abm abo abt ac- aca acb acc acd ace acl acm aco act ad- ada adb adc add ade adl adm ado adt aea aeb aec aed aee ael aem aeo aet al- ala alb alc ald ale all alm alo alt ama amb amc amd ame aml amm amo amt aoa aob aoc aod aoe aol aom aoo aot at- ata atb atc atd ate atl atm ato att baa bab bac bad bae bal bam bao bat bba bbb bbc bbd bbe bbl bbm bbo bbt bca bcb bcc bcd bce bcl bcm bco bct bda bdb bdc bdd bde bdl bdm bdo bdt be- bea beb bec bed bee bel bem beo bet bla blb blc bld ble bll blm blo blt bma bmb bmc bmd bme bml bmm bmo bmt boa bob boc bod boe bol bom boo bot bta btb btc btd bte btl btm bto btt c-- caa cab cac cad cae cal cam cao cat cba cbb cbc cbd cbe cbl cbm cbo cbt cca ccb ccc ccd cce ccl ccm cco cct cda cdb cdc cdd cde cdl cdm cdo cdt ce- cea ceb cec ced cee cel cem ceo cet cl- cla clb clc cld cle cll clm clo clt cma cmb cmc cmd cme cml cmm cmo cmt co- coa cob coc cod coe col com coo cot cta ctb ctc ctd cte ctl ctm cto ctt daa dab dac dad dae dal dam dao dat dba dbb dbc dbd dbe dbl dbm dbo dbt dca dcb dcc dcd dce dcl dcm dco dct dda ddb ddc ddd dde ddl ddm ddo ddt de- dea deb dec ded dee del dem deo det dl- dla dlb dlc dld dle dll dlm dlo dlt dma dmb dmc dmd dme dml dmm dmo dmt doa dob doc dod doe dol dom doo dot dta dtb dtc dtd dte dtl dtm dto dtt eaa eab eac ead eae eal eam eao eat eba ebb ebc ebd ebe ebl ebm ebo ebt ec- eca ecb ecc ecd ece ecl ecm eco ect ed- eda edb edc edd ede edl edm edo edt eea eeb eec eed eee eel eem eeo eet ela elb elc eld ele ell elm elo elt em- ema emb emc emd eme eml emm emo emt eo- eoa eob eoc eod eoe eol eom eoo eot eta etb etc etd ete etl etm eto ett la- laa lab lac lad lae lal lam lao lat lba lbb lbc lbd lbe lbl lbm lbo lbt lca lcb lcc lcd lce lcl lcm lco lct lda ldb ldc ldd lde ldl ldm ldo ldt lea leb lec led lee lel lem leo let lla llb llc lld lle lll llm llo llt lma lmb lmc lmd lme lml lmm lmo lmt loa lob loc lod loe lol lom loo lot lta ltb ltc ltd lte ltl ltm lto ltt m-o maa mab mac mad mae mal mam mao mat mba mbb mbc mbd mbe mbl mbm mbo mbt mc- mca mcb mcc mcd mce mcl mcm mco mct mda mdb mdc mdd mde mdl mdm mdo mdt mea meb mec med mee mel mem meo met mla mlb mlc mld mle mll mlm mlo mlt mma mmb mmc mmd mme mml mmm mmo mmt moa mob moc mod moe mol mom moo mot mta mtb mtc mtd mte mtl mtm mto mtt oaa oab oac oad oae oal oam oao oat ob- oba obb obc obd obe obl obm obo obt oc- oca ocb occ ocd ocl ocm oco oct oda odb odc odd ode odl odm odo odt oea oeb oec oed oee oel oem oeo oet ola olb olc old ole oll olm olo olt om- oma omb omc omd ome oml omm omo omt oo- ooa oob ooc ood ool oom ooo oot ot- ota otb otc otd ote otl otm oto ott taa tab tac tad tae tal tam tao tat tba tbb tbc tbd tbe tbl tbm tbo tbt tca tcb tcc tcd tce tcl tcm tco tct tda tdb tdc tdd tde tdl tdm tdo tdt te- tea teb tec ted tee tel tem teo tet tla tlc tld tle tll tlm tlo tlt tma tmb tmc tmd tme tml tmm tmo tmt to- toa tob toc tod toe tol tom too tot tta ttb ttc ttd tte ttl ttm tto ttt

a-be a-do aaaa aaab aaac aaad aaae aaal aaam aaba aabb aabc aabd aabl aabm aabt aaca aacb aacc aacd aace aacl aacm aaco aact aada aadc aade aadt aaea aaec aaem aala aalc aald aale aall aalo aama aamb aamc aamd aame aamo aaoe aaoo aata aatc aatt abaa abab abac abad abae abal abam abat abb- abba abbb abbe abbo abbt abca abcb abcc abcd abcl abct abda abdo abec abed abee abel abet abla able ablo abma abmb abmc abmt aboa abob abod abol aboo abot abta ac-t acaa acab acac acad acae acat acba acbl acca accc accd acce accm acco acct acda acdb acdc acde acdm acdt ace- acea acec aced acel acem acet acla aclc acle acma acmc acme acoa acod acoe acol acom acot acta actc acte actl acto actt adaa adab adac adad adae adal adam adao adat adba adbc adcc adda addc addd adde addl addo adea adeb adee adel adem adeo adet adle adma admb adme adml adob adoc adod adoe adoo adot adta aeac aecb aecl aect aede aedt aela aelc aemt aeom aeta aetc aeto aett alaa alac alad alae alal alam alao alat alb- alba albc albe albm albo alca alcc alce alco ald- alda alde aldl aldm aldo alea alec aled alee alem aleo alet all- alla alle alll allo alma almc alme almo aloa aloc alod aloe alol alom aloo alot alta alte altm alto amaa amac