-er a-a a-b a-t aaa aab aae aag aar aas aat aau ab- aba abb abe abg abr abs abt abu aea aeb aee aeg aer aes aet aeu ag- aga agb age agg agr ags agt agu ar- ara arb are arg arr ars art aru as- asa asb ase asg asr ass ast asu at- ata atb ate atg atr ats att atu au- aua aub aue aug aur aus aut b-u baa bab bae bag bar bas bat bau bba bbb bbe bbg bbr bbs bbt bbu be- bea beb bee beg ber bes bet beu bga bgb bge bgg bgr bgs bgt bgu bra brb bre brg brr brs brt bru bsa bsb bse bsg bsr bss bst bsu bta btb bte btg btr bts btt btu bua bub bue bug bur bus but buu eaa eab eae eag ear eas eat eau eba ebb ebe ebg ebr ebs ebt ebu eea eeb eee eeg eer ees eet ega egb ege egg egr egs egt egu era erb ere erg err ers ert eru es- esa esb ese esg esr ess est esu eta etb ete etg etr ets ett etu eu- eua eub eue eug eur eus eut gaa gab gae gag gar gas gat gau gba gbe gbg gbr gbs gbt gbu ge- gea geb gee geg ger ges get geu gga ggb ggg ggr ggs ggt ggu gra grb gre grg grr grs grt gru gsa gsb gse gsg gsr gss gst gsu gta gtb gte gtg gtr gts gtt gtu gu- gua gub gue gug gur gus gut guu ra- raa rab rae rag rar ras rat rau rba rbb rbe rbg rbr rbs rbt rbu re- rea reb ree reg rer res ret reu rga rgb rge rgg rgr rgs rgt rra rrb rrg rrr rrs rrt rru rsa rsb rse rsg rsr rss rst rsu rta rtb rte rtg rtr rts rtt rtu rua rub rue rug rur rus rut ruu saa sab sae sag sar sas sat sau sba sbb sbe sbg sbr sbs sbt sbu se- sea seb see seg ser ses set seu sga sgb sge sgg sgr sgs sgt sgu sr- sra srb sre srg srr srs srt ss- ssa ssb sse ssg ssr sss sst ssu sta stb ste stg str sts stt stu sua sub sue sug sur sus sut suu taa tab tae tag tar tas tat tau tba tbb tbe tbg tbr tbs tbt tbu te- tea teb tee teg ter tes tet teu tga tgb tge tgg tgr tgs tgt tgu tra trb tre trg trr trs trt tru tsa tsb tse tsg tsr tss tst tsu tta ttb tte ttg ttr tts ttt ttu tua tub tue tug tur tus tut tuu ua- uaa uab uae uag uar uas uat uau uba ubb ube ubg ubr ubs ubt ubu uea ueb uee ueg uer ues uet uga ugb uge ugg ugr ugs ugt ugu ur- ura urb ure urg urr urs urt uru usa usb use usg usr uss ust usu uta utb ute utr uts utt utu uua uue uug uur uus uut uuu

-ase a-be aaaa aaab aaae aaar aaas aaba aabb aabt aaea aaes aage aara aare aars aart aaru aasa aase aass aast aasu aata aatt aaus abaa abab abae abag abar abas abat abau abb- abba abbb abbe abbr abbs abbt abee aber abes abet abra abrs abs- absa abse abss absu abta abts abtu abua abue abug abus abut aeas aebs aeer aega aer- aera aers aess aest aeta aetr aett agag agar agas agat agau agba agea agee ager ages aget agga agge aggu agra agre agsa agsg agst agsu agta agte agtr agts agua ague agur agus agut arab arae arag arar aras arat arau arba arbe arbs area aree areg ares aret areu arga argb arge args arr- arra arre arrg arrr arrs arrt arru ars- arsa arse arst arsu arta arte artr arts arua arub arue arug arut asaa asab asae asag asar asas asat asau asba asbu asea asee aser ases aset asge asgt asra asrg asrs asru assa asse assr asss asst assu asta astb aste astr asts asub asue asur asus at-t ataa atab atae atar atas atat atbs atea atee ater ates atra atre atru atsb atse atst atta atte attr atts attu atua atub atug atur atus auaa aube auer auga auge augs aur- aura aure ausa ause aust ausu aut- aute auts auug baaa baar baas baat baba babb babe babr babs babu baer baes baga bage bagg bags bagt bar- bara barb bare barg barr bars bart baru basa base bass bast basu bata bate bats batt batu bau- baug baur bbas bbau bbbb bbbs bbeb bbet bbga bbrg beag bear beas beat beau beba bebb bebe beeb beeg beer bees beet bega begg begs begu bera bere berg berr bers bert beru bes- besa bese bess best beta bete bets bett betu beur bggs bgst brab brae brag bras brat brau brea breb bree breg brer bres bret brrr brrs brsb brsr brst brue brug brus brut bsaa bsas bsat bsea bseb bsee bseg bser bses bset bsgs bsra bsse bsts btaa btrt btss bttb btus buar buat buba bubb bube bubs bubu buea buer bueu buga buge bugg bugs bur- bura burb bure burg burr burs burt buru busa buse buss bust busu but- buta bute buts butt buus eaba eaga eage eara earb eare ears eart easa ease east eata eate eats eaus ebba ebbr ebbs eber ebes ebru ebsa ebur ebus eeea eeee eees eega eegs eera eerg eers eese eeta eete eets eetu egaa egae egar egas egat egba egbe egbu egea egee eger eggb egge eggs egra egre egss egta egte egts eras erat erau erba erbb erbe ereb erer eres eret erg- erga ergg ergs erra erre errs ersa erse erst erta erts ertu erua erub erur erus esab esag esar esas esat esau esba esbs