-er a-a a-b a-t aaa aab aad aae aao aar aat aax ab- aba abb abd abe abo abr abt abx ad- ada adb add ade ado adr adt adx aea aeb aed aee aeo aer aet aex aoa aob aod aoe aoo aor aot aox ar- ara arb ard are aro arr art arx at- ata atb atd ate ato atr att atx ax- axa axe axo axr axt axx baa bab bad bae bao bar bat bax bba bbb bbd bbe bbo bbr bbt bbx bda bdb bdd bde bdo bdr bdt bdx be- bea beb bed bee beo ber bet bex boa bob bod boe boo bor bot box bra brb brd bre bro brr brt brx bta btb btd bte bto btr btt btx bxb bxd bxo bxx daa dab dad dae dao dar dat dax dba dbb dbd dbe dbo dbr dbt dbx dda ddb ddd dde ddo ddr ddt ddx de- dea deb ded dee deo der det dex doa dob dod doe doo dor dot dox dra drb drd dre dro drr drt drx dta dtb dtd dte dto dtr dtt dtx dxd dxo dxr dxt dxx eaa eab ead eae eao ear eat eax eba ebb ebd ebe ebo ebr ebt ebx ed- eda edb edd ede edo edr edt edx eea eeb eed eee eeo eer eet eex eo- eoa eob eod eoe eoo eor eot era erb erd ere ero err ert eta etb etd ete eto etr ett etx ex- exa exd exe exo exr ext exx oaa oab oad oae oao oar oat oax ob- oba obb obd obe obo obr obt obx oda odb odd ode odo odr odt oea oeb oed oee oeo oer oet oex oo- ooa oob ood ooo oor oot oox or- ora orb ord ore oro orr ort orx ot- ota otb otd ote oto otr ott ox- oxa oxb oxo oxt oxx ra- raa rab rad rae rao rar rat rax rba rbb rbd rbe rbo rbr rbt rbx rda rdb rdd rde rdo rdr rdt rdx re- rea reb red ree reo rer ret rex roa rob rod roe roo ror rot rox rra rrb rrd rrr rrt rta rtb rtd rte rto rtr rtt rtx rxr t-x taa tab tad tae tao tar tat tax tba tbb tbd tbe tbo tbr tbt tda tdb tdd tde tdo tdr tdt tdx te- tea teb ted tee teo ter tet tex to- toa tob tod toe too tor tot tox tra trb trd tre tro trr trt trx tta ttb ttd tte tto ttr ttt ttx txe txt xaa xad xar xat xbe xbr xbx xda xdb xde xdr xdt xed xee xer xet xex xoa xod xoo xor xot xox xrd xrt xrx xtr xtx xxo xxx

a-be a-do aaaa aaab aaad aaae aaar aaba aabb aabd aabt aada aade aadt aaea aaoe aaoo aara aard aare aaro aart aata aatt abaa abab abad abae abar abat abax abb- abba abbb abbe abbo abbr abbt abda abdo abed abee aber abet aboa abob abod aboo abor abot abox abra abro abta adaa adab adad adae adao adar adat adba adda addd adde addo addr adea adeb adee adeo ader adet adob adod adoe adoo ador adot adox adra adre adro adta aede aedt aeer aer- aera aerd aero aeta aeto aetr aett aetx aoba aora aorb aort aotd arab arad arae arar arat arax arba arbe arda arde ardo area ared aree areo aret arex aroa arob arod aroe aroo aror arr- arra arre arro arrr arrt arta arte arto artr artx at-t at-x ataa atab atad atae atar atat atax atdt atea ated atee ateo ater atex atob atod atoe ator atot atra atre atro atrx atta atte atto attr axar axat axed axer axo- axoa axto axxo ba-x baaa baad baar baat baba babb babe babo babr bada badb badd bade bado badr baed baer bar- bara barb bard bare baro barr bart barx bata bate bato batt baxt bbad bbbb bbdd bbdo bbeb bbet bbox bd-r bead bear beat beba bebb bebe bebo beda bede bedo beeb beed beer beet beo- beod beor beot bera berd bere bero berr bert beta bete beto bett boab boad boar boat boba bobb bobe bobo boda bodb bode bodo boea boee boeo boer boet boob bood booe boor boot boox bor- bora bord bore boro borr bort bota botb botd bote boto bott boxa brab brad brae brao brat brax brda brdo brdt brea breb bred bree breo brer bret brex broa brob brod broe broo bror brot brox brrr btaa btdt btex btob btor btrt bttb d-bo daab daad daae daar daba dabb dabo dabt dada dade dado daeb daer dara darb dard dare daro darr dart data date dato datr datt dbar dbtt dddd ddot ddre dead deae dear deba debe debt deda dedd dede dedo deeb deed deer deet deor der- dera derb dere dero derr deta dete deto detr dex- dexa dexe dext do-x doab doae doar doat doba dobb dobe dod- doda dodd dode dodo doea doer doob dood door doot dora dord dore doro dorr dort dota dotd dote doto dott doxa draa drab drad drar drat drax drba drda drea dred dree dret drob drod drot drra dtaa dted dtor dtot dtox dttx dtxt dxab dxbe dxbr dxbt dxdr dxed dxra dxrd dxre dxrr dxrt dxrx dxxr dxxx eaba eada eadb eadd eara earb eard eare earo eart eata eate ebba ebbo ebbr ebed eber eboe eboo ebor ebox ebro edad edar edax edda edde eddo ede- edea eder edex edod edra edta eede eeea eeee eera eero eeta eete eext eode eora eore eota eotd eoto er-x erad erat erba erbb erbe erda erde ereb ered erer eret erob erod eroe eroo erra erre erro erta etat etbr etee eter etoe etox etra etre etro etta ette etto exa- exda exed exer exo- exod exor exrx exta exte extr o-eo oade oaer