-er a-a a-b a-t aaa aab aae aag aaj aar aat aau ab- aba abb abe abg abj abr abt abu aea aeb aee aeg aej aer aet aeu ag- aga agb age agg agj agr agt agu aja ajb aje ajj ajr ajt aju ar- ara arb are arg arj arr art aru at- ata atb ate atg atr att atu au- aua aub aue aug auj aur aut b-u baa bab bae bag baj bar bat bau bba bbb bbe bbg bbr bbt bbu be- bea beb bee beg ber bet beu bga bgb bge bgg bgr bgt bgu bja bjg bjj bjr bjt bju bra brb bre brg brj brr brt bru bta btb bte btg btr btt btu bua bub bue bug buj bur but buu eaa eab eae eag eaj ear eat eau eba ebb ebe ebg ebj ebr ebt ebu eea eeb eee eeg eer eet ega egb ege egg egr egt egu eja ejt eju era erb ere erg err ert eru eta etb ete etg etj etr ett etu eu- eua eub eue eug euj eur eut gaa gab gae gag gaj gar gat gau gba gbe gbg gbj gbr gbt gbu ge- gea geb gee geg ger get geu gga ggb ggg ggj ggr ggt ggu gja gje gjg gjr gjt gra grb gre grg grj grr grt gru gta gtb gte gtg gtr gtt gtu gu- gua gub gue gug guj gur gut guu jaa jab jae jag jaj jar jat jau jba jbg jbj jbr jbt jbu jea jeb jee jeg jej jer jet jeu jga jgb jge jgr jgt jgu jja jjb jjg jjj jjr jju jra jrb jrg jrr jrt jta jtb jte jtg jtr jtt jtu jub jue jug jur jut ra- raa rab rae rag raj rar rat rau rba rbb rbe rbg rbr rbt rbu re- rea reb ree reg rer ret reu rga rgb rge rgg rgr rgt rja rjg rjr rra rrb rrg rrr rrt rru rta rtb rte rtg rtj rtr rtt rtu rua rub rue rug rur rut ruu taa tab tae tag taj tar tat tau tba tbb tbe tbg tbj tbr tbt tbu te- tea teb tee teg tej ter tet teu tga tgb tge tgg tgr tgt tgu tje tjr tju tra trb tre trg trr trt tru tta ttb tte ttg ttr ttt ttu tua tub tue tug tuj tur tut tuu ua- uaa uab uae uag uaj uar uat uau uba ubb ube ubg ubr ubt ubu uea ueb uee ueg uer uet uga ugb uge ugg ugr ugt ugu ur- ura urb ure urg urr urt uru uta utb ute utj utr utt utu uua uue uug uur uut uuu

a-be aaaa aaab aaae aaar aaba aabb aabt aaea aage aara aare aart aaru aata aatt abaa abab abae abag abaj abar abat abau abb- abba abbb abbe abbr abbt abee aber abet abra abta abtu abua abue abug abut aeer aega aer- aera aeta aetr aett agag agar agat agau agba agea agee ager aget agga agge aggu agra agre agta agte agtr agua ague agur agut ajab ajag ajar ajat ajba ajee ajet ajga ajug ajur arab arae arag arar arat arau arba arbe area aree areg aret areu arga argb arge arja arje arju arr- arra arre arrg arrr arrt arru arta arte artr arua arub arue arug arut at-t ataa atab atae atar atat atea atee ater atra atre atru atta atte attr attu atua atub atug atur auaa aube auer auga auge auja aur- aura aure aut- aute auug baaa baar baat baba babb babe babr babu baer baga bage bagg bagt baja baju bar- bara barb bare barg barr bart baru bata bate batt batu bau- baug baur bbau bbbb bbeb bbet bbga bbrg beag bear beat beau beba bebb bebe beeb beeg beej beer beet bega begg begu beja bera bere berg berr bert beru beta bete bett betu beur brab brae brag braj brat brau brea breb bree breg brer bret brje brrr brue brug brut btaa btrt bttb buar buat buba bubb bube bubu buea buer bueu buga buge bugg buja buje buju bur- bura burb bure burg burj burr burt buru but- buta bute butt eaba eaga eage eara earb eare eart eata eate ebba ebbr eber ebru ebur eeea eeee eega eera eerg eeta eete eetu egaa egae egar egat egba egbe egbu egea egee eger eggb egge egra egre egta egte ejer erat erau erba erbb erbe ereb erer eret erg- erga ergg erja erra erre erta ertu erua erub erur etag etat etbr etee eter etra etre etta ette ettu etua euba euer euge eur- eura eure eurt gaar gaba gabb gabe gabr gabt gabu gaea gaer gaga gage gagg gagu gaja gara garb gare garg garr gart gata gate gatr gatt gaua gaub gaue gaur gaut gbag geab gear geat geba gebe geer geet gege gegg gera gerb gere gert geru geta getb gete getg gett geue ggbt gggg grab grae grat grau grbr grea greb gree greg gret greu grrr grua grub grue grug grur grut gtaa gtbr gtea gtta guaa guag guar guat guba gubb gubu guer guga gugb guge gugg gugu guja gura gurb gure gurg gurr gurt guru guta gute gutt gutu jaar jaba jabr jaer jaga jagg jagt jagu jaja jaju jara jare jarg jarr jart jaru jatu jaug jaur jbaa jbar jear jeat jebb jebe jeer jeet jega jeju jera jere jert jeru jeta jetb jete jetg jett jeur jjar jrbr jrge jtag jtar jtbg juab juar juba jube jubu juga juge jugg jugu juja juju jura jure jurg jurr juta jute raab raag raaj raat raba rabb rabe rabu raeg raer raga rage ragg ragu raja raje raju rara rarb rare rata rate ratt ratu raua raub raue raut rbbb rbbr rea- reae rear reat reau reba rebb rebe rebu reeb reet rega rege regr regt regu reja rera rere rerg rert reru