a-a a-b a-t aaa aab aag aao aar aat aav ab- aba abb abg abo abr abt abv ag- aga agb agg ago agr agt agv aoa aob aog aoo aor aot aov ar- ara arb arg aro arr art arv at- ata atb atg ato atr att atv av- ava avb avg avo avr avt baa bab bag bao bar bat bav bba bbb bbg bbo bbr bbt bga bgb bgg bgo bgr bgt bgv boa bob bog boo bor bot bov bra brb brg bro brr brt brv bta btb btg bto btr btt btv bva bvb bvg bvo bvr bvt bvv gaa gab gag gao gar gat gav gba gbg gbo gbr gbt gbv gga ggb ggg ggo ggr ggt ggv goa gob gog goo gor got gov gra grb grg gro grr grt grv gta gtb gtg gto gtr gtt gtv gva gvb gvg gvo gvr gvt oaa oab oag oao oar oat oav ob- oba obb obg obo obr obt obv oga ogg ogo ogt oo- ooa oob oog ooo oor oot oov or- ora orb org oro orr ort orv ot- ota otb otg oto otr ott otv ov- ova ovb ovo ovv ra- raa rab rag rao rar rat rav rba rbb rbg rbo rbr rbt rga rgb rgg rgo rgr rgt rgv roa rob rog roo ror rot rov rra rrb rrg rrr rrt rta rtb rtg rto rtr rtt rtv rva rvb rvg rvo rvr rvt rvv taa tab tag tao tar tat tav tba tbb tbg tbo tbr tbt tbv tga tgb tgg tgo tgr tgt tgv to- toa tob tog too tor tot tov tra trb trg tro trr trt trv tta ttb ttg tto ttr ttt ttv tva tvb tvg tvo tvr tvt v-a vaa vab vag vao var vat vav vba vbg vbo vbr vbv vga vgg vgo vgr vgt voa vob vog voo vor vot vov vra vrb vrg vrr vrt vta vtb vtg vto vtr vtt vtv vva vvb vvg vvo vvr vvt vvv

aaaa aaab aaar aaav aaba aabb aabt aaoo aara aaro aart aata aatt aava abaa abab abag abar abat abb- abba abbb abbo abbr abbt aboa abob aboo abor abot abov abra abro abta abva ag-o agag agao agar agat agav agba agbo agga agob agog agoo agot agra agro agta agtr agva aoba aora aorb aort arab arag arar arat arba arga argb argo aroa arob aroo aror arr- arra arrg arro arrr arrt arta arto artr artv arva arvo at-t ataa atab atar atat atgo atob ator atot atra atro atta atto attr avab avao avar avat avgo avor avot avra avro avva avvo baaa baar baat baba babb babo babr baga bagg bago bagt bar- bara barb barg baro barr bart bata bato batt bava bbbb bbga bbrg boab boag boar boat boba bobb bobo boga bogg bogo bogt boob boog boor boot bor- bora borg boro borr bort bota botb boto bott bova bovo brab brag brao brat brav broa brob brog broo bror brot brrr btaa btob btor btrt bttb gaar gaba gabb gabo gabr gabt gaga gagg gago gara garb garg garo garr gart garv gata gato gatr gatt gatv gava gbag gbbo ggbt gggg goar goat goba gobo goga gogo goog goor goot gora gorb gorg goro gorr gort gota goto gott gotv govt grab grat grav grbr grob grog groo gror grot grov grrr gtaa gtbr gtta gvat gvtv gvvv oara obba obbo obor obot obra obro ogar ogb ogba ogoa ogog ogra ogro ooaa ooba oooo oora oort ootb orab orao orar orat orav orba orbb orbo orga orgo oro- oror orot orra orro orta orto orvr otar oto- otog otoo otor otov otra otro otta otto ovar ovo- ovoo ovot ovra raab raag raat raba rabb rabo raga ragg rago raob rara rarb raro rata rato ratt rava rbbb rbbr rgba rgtr roab roag roar roat rob- roba robb robo robt roga rogg rogo roob roog roor root rora roro rort rota rotg roto rotr rott rova rovo rrat rrrr rtva taa- taag taar taat taba tabb tabo taga tagg tago taoa taor tara tarb targ taro tarr tart tata tatb tato tatr tatt tatv tava tavo tbar tbrb tbta toab toat toba tobo tobt toga togo togr togt tooa toor toot tora torg toro torr tort torv tota toto totr tott tova tovo traa trab trag trao trat trav troa trog troo trot trra trtr ttab ttbb tttt tvro tvrr tvtv vaar vaat vag- vaga vagg vagt vara varg varr vart vata vato vatt vava vbrg voar voat voga vogt voog voor voot vor- vora voro vort vota voto vrav vrba vrot vrto vvob vvog vvvv

-aaa- aaarg aaata aabaa aabba aabga aabra aagot abaab ababa abaga abago abara abava abbar abbat abbot abgar aboab aboat abobo aboot abora abort abott abovo abrar abtaa abtao abtar agago agara agaro agata agava agbor aggag aggar aggat aggot aggro agoat agogo agora agro- agror aooga aort- aorta ar-ab araat arab- araba arabo arago arara arata arava arbab arbar arbat arbor arbot argot argov aroab aroar aroba aroga aroor aroot arora arrgt artag artar artat artgo arto- artoo artot arvar atago atara atbar atbat atgar atoot atora atoto atrab atro- atroa atrot attar atto- attra atvr avago avara avaro avato avgar baart baata baava babar baboo babot babra bagag bagao bagar bagga bagor bagot bagra baoro baraa barab barag barao barar barat barba barga baro- baroa barog baroo baror barot barra barro barta barto barva batab batar batat batob batog batoo bator batov batra batta batto bavar bavra bbart bo-bo boaro boart boatg bobar bobov bobr bogar bogat bogga bogor bogot bogra booat booba boora boort boota borat borba borbo borga borgo boro- boroa boroo borot borov borra borro borvo botar botro botta braat braga bragb bragg bratt brava bravo brgat brobo broga brora broto brova brrar brrrr btr-t ga-ga gaago gaara gabar gabat gabba gabbo gabor gabra gagar gaggo gagra garab garag