-er a-a a-b a-t aaa aab aad aae aag aao aar aat aav ab- aba abb abd abe abg abo abr abt abv ad- ada adb add ade adg ado adr adt adv aea aeb aed aee aeg aeo aer aet aev ag- aga agb agd age agg ago agr agt agv aoa aob aod aoe aog aoo aor aot aov ar- ara arb ard are arg aro arr art arv at- ata atb atd ate atg ato atr att atv av- ava avb avd ave avg avo avr avt baa bab bad bae bag bao bar bat bav bba bbb bbd bbe bbg bbo bbr bbt bda bdb bdd bde bdg bdo bdr bdt bdv be- bea beb bed bee beg beo ber bet bev bga bgb bgd bge bgg bgo bgr bgt bgv boa bob bod boe bog boo bor bot bov bra brb brd bre brg bro brr brt brv bta btb btd bte btg bto btr btt btv bva bvb bvd bve bvg bvo bvr bvt bvv daa dab dad dae dag dao dar dat dav dba dbb dbd dbe dbg dbo dbr dbt dbv dda ddb ddd dde ddg ddo ddr ddt de- dea deb ded dee deg deo der det dev dga dgd dge dgg dgr dgt doa dob dod doe dog doo dor dot dov dra drb drd dre drg dro drr drt drv dta dtb dtd dte dtg dto dtr dtt dtv dva dvb dvd dve dvg dvr dvt eaa eab ead eae eag eao ear eat eav eba ebb ebd ebe ebg ebo ebr ebt ebv ed- eda edb edd ede edg edo edr edt eea eeb eed eee eeg eeo eer eet eev 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 erv eta etb etd ete etg eto etr ett etv eva evb evd eve evg evo evr evt evv g-d gaa gab gad gae gag gao gar gat gav gba gbd gbe gbg gbo gbr gbt gbv gda gdb gdd gde gdo gdr gdt gdv ge- gea geb ged gee geg geo ger get gev gga ggb ggd ggg ggo ggr ggt ggv goa gob god goe gog goo gor got gov gra grb grd gre grg gro grr grt grv gta gtb gtd gte gtg gto gtr gtt gtv gva gvb gvd gve gvg gvo gvr gvt oaa oab oad oae oag oao oar oat oav ob- oba obb obd obe obg obo obr obt obv oda odb odd ode odg odo odr odt odv oea oeb oed oee oeg oeo oer oet oga ogd oge ogg ogo ogt oo- ooa oob ood oog ooo oor oot oov or- ora orb ord ore org oro orr ort orv ot- ota otb otd ote otg oto otr ott otv ov- ova ovb ovd ove ovo ovv ra- raa rab rad rae rag rao rar rat rav rba rbb rbd rbe rbg rbo rbr rbt rda rdb rdd rde rdg rdo rdr rdt rdv re- rea reb red ree reg reo rer ret rev rga rgb rgd rge rgg rgo rgr rgt rgv roa rob rod roe rog roo ror rot rov rra rrb rrd rrg rrr rrt rta rtb rtd rte rtg rto rtr rtt rtv rva rvb rvd rve rvg rvo rvr rvt rvv taa tab tad tae tag tao tar tat tav tba tbb tbd tbe tbg tbo tbr tbt tbv tda tdb tdd tde tdg tdo tdr tdt tdv te- tea teb ted tee teg teo ter tet tev tga tgb tge tgg tgo tgr tgt tgv to- toa tob tod toe tog too tor tot tov tra trb trd tre trg tro trr trt trv tta ttb ttd tte ttg tto ttr ttt ttv tva tvb tvd tve tvg tvo tvr tvt v-a v-e vaa vab vad vae vag vao var vat vav vba vbd vbg vbo vbr vbv vdb vdd vde vdg vdo vdr vdt vdv vea veb ved vee veg veo ver vet vga vgg vgo vgr vgt voa vob vod voe vog voo vor vot vov vra vrb vrd vre vrg vrr vrt vta vtb vte vtg vto vtr vtt vtv vva vvb vvg vvo vvr vvt vvv

a-be a-do aaaa aaab aaad aaae aaar aaav aaba aabb aabd aabt aada aade aadt aaea aaev aage aaoe aaoo aara aard aare aaro aart aata aatt aava 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 abov abra abro abta abva abvd 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 advb advt aede aedt aeer aega aer- aera aerd aero aeta aeto aetr aett aeva ag-o agad agag agao agar agat agav agba agbo agda agde agea aged agee ager aget agga agge agob agod agog agoo agot agra agre agro agta agte agtr agva aoba aora aorb aort aotd arab arad arae arag arar arat arba arbe arda arde ardo area ared aree areg areo aret arev arga argb arge argo aroa arob arod aroe aroo aror arr- arra arre arrg arro arrr arrt arta arte arto artr artv arva arve arvo 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 avab avao avar avat avda avea aveo aver avgo avor avot avra avre avro avva avvo 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 bava bave bbad bbbb bbdd bbdo bbeb bbet bbga bbrg bd-r bdav bdog bead beag bear beat beav beba bebb bebe bebo beda bede bedo