-er a-a a-b a-c aaa aab aac aae aag aah aar aas aau ab- aba abb abc abe abg abh abr abs abu ac- aca acb acc ace acg ach acr acs acu aea aeb aec aee aeg aeh aer aes aeu ag- aga agb agc age agg agh agr ags agu aha ahb ahc ahe ahg ahh ahr ahs ahu ar- ara arb arc are arg arh arr ars aru as- asa asb asc ase asg ash asr ass asu au- aua aub auc aue aug auh aur aus b-u baa bab bac bae bag bah bar bas bau bba bbb bbc bbe bbg bbh bbr bbs bbu bca bcb bcc bce bcg bch bcr bcs bcu be- bea beb bec bee beg beh ber bes beu bga bgb bgc bge bgg bgh bgr bgs bgu bha bhb bhc bhe bhg bhh bhr bhs bhu bra brb bre brg brh brr brs bru bsa bsb bsc bse bsg bsh bsr bss bsu bua bub buc bue bug buh bur bus buu c-- caa cab cac cae cag cah car cas cau cba cbb cbc cbe cbg cbh cbr cbs cbu cca ccb ccc cce ccg cch ccr ccs ccu ce- cea ceb cec cee ceg ceh cer ces ceu cga cgb cgc cge cgg cgh cgr cgs cgu ch- cha chb chc che chg chh chr chs chu cra crb crc cre crg crh crr crs cru csa csb csc cse csg csh csr css csu cua cub cuc cue cug cuh cur cus cuu eaa eab eac eae eag eah ear eas eau eba ebb ebc ebe ebg ebh ebr ebs ebu ec- eca ecb ecc ece ecg ech ecr ecs ecu eea eeb eec eee eeg eer ees ega egb egc ege egg egh egr egs egu eha ehb ehc ehe ehg ehh ehr ehs ehu era erb erc ere erg erh err ers eru es- esa esb esc ese esg esh esr ess esu eu- eua eub euc eue eug eur eus gaa gab gac gae gag gah gar gas gau gba gbc gbe gbg gbh gbr gbs gbu gca gcb gcc gce gcg gch gcr gcs gcu ge- gea geb gec gee geg geh ger ges geu gga ggb ggc ggg ggh ggr ggs ggu gha ghb ghc ghe ghg ghh ghr ghs gra grb grc gre grg grh grr grs gru gsa gsb gsc gse gsg gsr gss gsu gu- gua gub guc gue gug gur gus guu haa hab hac hae hag hah har has hau hba hbb hbc hbe hbg hbh hbr hbs hbu hca hcb hcc hce hcg hch hcr hcs he- hea heb hec hee heg heh her hes heu hga hgb hgc hge hgg hgh hgr hgs hgu hha hhb hhc hhe hhg hhh hhr hhs hhu hr- hra hrb hrc hre hrg hrh hrr hrs hru hsa hsb hsc hse hsg hsh hsr hss hsu hua hub huc hue hug huh hur hus huu ra- raa rab rac rae rag rah rar ras rau rba rbb rbc rbe rbg rbh rbr rbs rbu rca rcb rcc rce rcg rch rcr rcs rcu re- rea reb rec ree reg reh rer res reu rga rgb rgc rge rgg rgh rgr rgs rh- rha rhb rhc rhe rhg rhh rhr rhs rhu rra rrb rrc rrg rrh rrr rrs rru rsa rsb rsc rse rsg rsh rsr rss rsu rua rub ruc rue rug ruh rur rus ruu saa sab sac sae sag sah sar sas sau sba sbb sbc sbe sbg sbh sbr sbs sbu sca scb scc sce scg sch scr scs scu se- sea seb sec see seg seh ser ses seu sga sgb sgc sge sgg sgh sgr sgs sgu sh- sha shb shc she shg shh shr shs shu sr- sra srb src sre srg srh srr srs ss- ssa ssb ssc sse ssg ssh ssr sss ssu sua sub suc sue sug suh sur sus suu ua- uaa uab uac uae uag uah uar uas uau uba ubb ubc ube ubg ubh ubr ubs ubu uca ucb ucc uce ucg uch ucr ucs ucu uea ueb uec uee ueg ueh uer ues uga ugb ugc uge ugg ugh ugr ugs ugu uha uhb uhc uhe uhh uhr uhs uhu ur- ura urb urc ure urg urr urs uru usa usb usc use usg ush usr uss usu uua uuc uue uug uur uus uuu

-ase a-be a-ha aaaa aaab aaac aaae aaah aaar aaas aaba aabb aabc aabh aaca aacb aacc aace aach aacr aacs aacu aaea aaec aaes aage aagh aaha aahs aara aarc aare aars aaru aasa aasc aase aass aasu aaus abaa abab abac abae abag abar abas abau abb- abba abbb abbe abbr abbs abca abcb abcc abch abcr abcs abec abee aber abes abha abhr abhs abra abrc abrs abs- absa abse abss absu abua abue abug abus acaa acab acac acae acag acar acas acba acca accc acce acch accs accu ace- acea acec aceh acer aces acga acgr acgs acha ache achh achr achs achu acr- acra acrc acre acrr acrs acsa acsc acse acss acu- acue acur acus aeac aeas aebs aecb aeer aega aer- aera aerc aers aesc aess agac agag agar agas agau agba agca agcc agce agea agee ager ages agga agge aggu agha aghe aghs agra agre agsa agsg agsu agua ague agur agus ahab ahac ahah ahar ahas ahau ahha ahhs ahra ahrc ahre ahrr ahrs ahsa ahse ahss ahua ahug ahus arab arac arae arag arah arar aras arau arba arbe arbh arbs arc- arca arce arch arcs area arec aree areg areh ares areu arga argb arge argh args arh- arhs arr- arra arrc arre arrg arrh arrr arrs arru ars- arsa arsc arse arsu arua arub arue arug asaa asab asac asae asag asah asar asas asau asba asbu asc- asca ascb ascc asce asch ascr asea asec asee aseh aser ases asge asha ashe ashs ashu asra