-er a-a a-b a-t aaa aab aad aae aag aao aar aat ab- aba abb abd abe abg abo abr abt ad- ada adb add ade adg ado adr adt aea aeb aed aee aeg aeo aer aet ag- aga agb agd age agg ago agr agt aoa aob aod aoe aog aoo aor aot ar- ara arb ard are arg aro arr art at- ata atb atd ate atg ato atr att baa bab bad bae bag bao bar bat bba bbb bbd bbe bbg bbo bbr bbt bda bdb bdd bde bdg bdo bdr bdt be- bea beb bed bee beg beo ber bet bga bgb bgd bge bgg bgo bgr bgt boa bob bod boe bog boo bor bot bra brb brd bre brg bro brr brt bta btb btd bte btg bto btr btt daa dab dad dae dag dao dar dat dba dbb dbd dbe dbg dbo dbr dbt dda ddb ddd dde ddg ddo ddr ddt de- dea deb ded dee deg deo der det dga dgd dge dgg dgr dgt doa dob dod doe dog doo dor dot dra drb drd dre drg dro drr drt dta dtb dtd dte dtg dto dtr dtt eaa eab ead eae eag eao ear eat eba ebb ebd ebe ebg ebo ebr ebt ed- eda edb edd ede edg edo edr edt eea eeb eed eee eeg eeo eer eet ega egb egd ege egg ego egr egt eo- eoa eob eod eoe eog eoo eor eot era erb erd ere erg ero err ert eta etb etd ete etg eto etr ett g-d gaa gab gad gae gag gao gar gat gba gbd gbe gbg gbo gbr gbt gda gdb gdd gde gdo gdr gdt ge- gea geb ged gee geg geo ger get gga ggb ggd ggg ggo ggr ggt goa gob god goe gog goo gor got gra grb grd gre grg gro grr grt gta gtb gtd gte gtg gto gtr gtt oaa oab oad oae oag oao oar oat ob- oba obb obd obe obg obo obr obt oda odb odd ode odg odo odr odt oea oeb oed oee oeg oeo oer oet oga ogd oge ogg ogo ogt oo- ooa oob ood oog ooo oor oot or- ora orb ord ore org oro orr ort ot- ota otb otd ote otg oto otr ott ra- raa rab rad rae rag rao rar rat rba rbb rbd rbe rbg rbo rbr rbt rda rdb rdd rde rdg rdo rdr rdt re- rea reb red ree reg reo rer ret rga rgb rgd rge rgg rgo rgr rgt roa rob rod roe rog roo ror rot rra rrb rrd rrg rrr rrt rta rtb rtd rte rtg rto rtr rtt taa tab tad tae tag tao tar tat tba tbb tbd tbe tbg tbo tbr tbt tda tdb tdd tde tdg tdo tdr tdt te- tea teb ted tee teg teo ter tet tga tgb tge tgg tgo tgr tgt to- toa tob tod toe tog too tor tot tra trb trd tre trg tro trr trt tta ttb ttd tte ttg tto ttr ttt

a-be a-do aaaa aaab aaad aaae aaar aaba aabb aabd aabt aada aade aadt aaea aage aaoe aaoo aara aard aare aaro aart aata aatt abaa abab abad abae abag abar abat abb- abba abbb abbe abbo abbr abbt abda abdo abed abee aber abet abgd aboa abob abod aboo abor abot abra abro abta adaa adab adad adae adag adao adar adat adba adda addd adde addo addr adea adeb adee adeo ader adet adob adod adoe adog adoo ador adot adra adre adro adta aede aedt aeer aega aer- aera aerd aero aeta aeto aetr aett ag-o agad agag agao agar agat agba agbo agda agde agea aged agee ager aget agga agge agob agod agog agoo agot agra agre agro agta agte agtr aoba aora aorb aort aotd arab arad arae arag arar arat arba arbe arda arde ardo area ared aree areg areo aret arga argb arge argo aroa arob arod aroe aroo aror arr- arra arre arrg arro arrr arrt arta arte arto artr at-t ataa atab atad atae atar atat atdt atea ated atee ateo ater atgo atob atod atoe ator atot atra atre atro atta atte atto attr baaa baad baar baat baba babb babe babo babr bada badb badd bade bado badr baed baer baga bage bagg bago bagt bar- bara barb bard bare barg baro barr bart bata bate bato batt bbad bbbb bbdd bbdo bbeb bbet bbga bbrg bd-r bdog bead beag bear beat beba bebb bebe bebo beda bede bedo beeb beed beeg beer beet bega begg bego beo- beod beor beot bera berd bere berg bero berr bert beta bete beto bett boab boad boag boar boat boba bobb bobe bobo boda bodb bode bodo boea boee boeo boer boet boga bogd boge bogg bogo bogt boob bood booe boog boor boot bor- bora bord bore borg boro borr bort bota botb botd bote boto bott brab brad brae brag brao brat brda brdo brdt brea breb bred bree breg breo brer bret broa brob brod broe brog broo bror brot brrr btaa btdt btob btor btrt bttb d-bo daab daad daae daag daar daba dabb dabo dabt dada dade dado daeb daer daga dage dagg dago dagr dara darb dard dare darg daro darr dart data date dato datr datt dbag dbar dbtt dddd ddot ddre dead deae dear deba debe debt deda dedd dede dedo deeb deed deeg deer deet dega dege dego deor der- dera derb dere derg dero derr deta dete deto detr dgeg dgge doab doae doar doat doba dobb dobe dod- doda dodd dode dodg dodo doea doeg doer dog- doga doge dogg dogo doob dood door doot dora dord dore doro dorr dort dota dotd dote doto dott draa drab drad drag drar drat drba drda drea dred dree dreg dret drge drob drod drog drot drra