-er a-a a-b a-t aaa aab aae aaf aag aar aas aat aau ab- aba abb abe abf abg abr abs abt abu aea aeb aee aef aeg aer aes aet aeu af- afa afb afe aff afg afr afs aft afu ag- aga agb age agf agg agr ags agt agu ar- ara arb are arf arg arr ars art aru as- asa asb ase asf asg asr ass ast asu at- ata atb ate atf atg atr ats att atu au- aua aub aue auf aug aur aus aut b-u baa bab bae baf bag bar bas bat bau bba bbb bbe bbf bbg bbr bbs bbt bbu be- bea beb bee bef beg ber bes bet beu bfa bfb bfe bff bfg bfr bfs bft bfu bga bgb bge bgf bgg bgr bgs bgt bgu bra brb bre brf brg brr brs brt bru bsa bsb bse bsf bsg bsr bss bst bsu bta btb bte btf btg btr bts btt btu bua bub bue buf bug bur bus but buu eaa eab eae eaf eag ear eas eat eau eba ebb ebe ebf ebg ebr ebs ebt ebu eea eeb eee eef eeg eer ees eet ef- efa efb efe eff efg efr efs eft ega egb ege egf egg egr egs egt egu era erb ere erf erg err ers ert eru es- esa esb ese esf esg esr ess est esu eta etb ete etf etg etr ets ett etu eu- eua eub eue euf eug eur eus eut faa fab fae faf fag far fas fat fau fba fbb fbe fbf fbg fbr fbs fbt fbu fea feb fee fef feg fer fes fet feu ffa ffe fff ffg ffr ffs fft ffu fga fgb fge fgf fgg fgr fgs fgt fra frb fre frf frg frr frs frt fru fsa fsb fse fsf fsg fsr fss fst fsu fta ftb fte ftf ftg ftr fts ftt ftu fua fub fue fuf fug fur fus fut fuu gaa gab gae gaf gag gar gas gat gau gba gbe gbf gbg gbr gbs gbt gbu ge- gea geb gee gef geg ger ges get geu gfa gfb gfe gff gfr gfs gft gga ggb ggg ggr ggs ggt ggu gra grb gre grf grg grr grs grt gru gsa gsb gse gsf gsg gsr gss gst gsu gta gtb gte gtf gtg gtr gts gtt gtu gu- gua gub gue guf gug gur gus gut guu ra- raa rab rae raf rag rar ras rat rau rba rbb rbe rbf rbg rbr rbs rbt rbu re- rea reb ree ref reg rer res ret reu rfa rfb rfe rff rfg rfr rfs rft rfu rga rgb rge rgf rgg rgr rgs rgt rra rrb rrf rrg rrr rrs rrt rru rsa rsb rse rsf rsg rsr rss rst rsu rta rtb rte rtf rtg rtr rts rtt rtu rua rub rue ruf rug rur rus rut ruu saa sab sae saf sag sar sas sat sau sba sbb sbe sbf sbg sbr sbs sbt sbu se- sea seb see sef seg ser ses set seu sfa sfb sfe sff sfg sfr sfs sft sfu sga sgb sge sgf sgg sgr sgs sgt sgu sr- sra srb sre srf srg srr srs srt ss- ssa ssb sse ssf ssg ssr sss sst ssu sta stb ste stf stg str sts stt stu sua sub sue suf sug sur sus sut suu taa tab tae taf tag tar tas tat tau tba tbb tbe tbf tbg tbr tbs tbt tbu te- tea teb tee tef teg ter tes tet teu tfa tfb tfe tff tfg tfr tfs tft tfu tga tgb tge tgf tgg tgr tgs tgt tgu tra trb tre trf trg trr trs trt tru tsa tsb tse tsf tsg tsr tss tst tsu tta ttb tte ttf ttg ttr tts ttt ttu tua tub tue tuf tug tur tus tut tuu ua- uaa uab uae uaf uag uar uas uat uau uba ubb ube ubf ubg ubr ubs ubt ubu uea ueb uee uef ueg uer ues uet ufa ufe uff ufg ufr ufs uft ufu uga ugb uge ugf ugg ugr ugs ugt ugu ur- ura urb ure urf urg urr urs urt uru usa usb use usf usg usr uss ust usu uta utb ute utf utr uts utt utu uua uue uug uur uus uut uuu

-ase a-be a-fu aaaa aaab aaae aaaf aaar aaas aaba aabb aabt aaea aaes aafa aafb aaff aage aara aare aars aart aaru aasa aase aasf aass aast aasu aata aatf aatt aaus abaa abab abae abaf abag abar abas abat abau abb- abba abbb abbe abbr abbs abbt abee aber abes abet abff abra abrs abs- absa abse absf abss absu abta abts abtu abua abue abuf abug abus abut aeaf aeas aebs aeer aega aer- aera aers aess aest aeta aetf aetr aett afaa afar afat afbs afee afer afes afet affa affs afft afgf afr- afra afre afrs afru afsa afsb afst afta afte afts afua afue afus agag agar agas agat agau agba agea agee ager ages aget agfa agga agge aggu agra agre agsa agsg agst agsu agta agte agtr agts agua ague agur agus agut arab arae araf arag arar aras arat arau arba arbe arbs area aree aref areg ares aret areu arfa arfb arff arfs arft arfu 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 asaf asag asar asas asat asau asba asbu asea asee aser ases aset asfa 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 atef ater ates atfb atfe atfs atra atre atru atsb atse atst atta atte attr atts attu atua atub atug atur atus auaa aube auer