-al -er a-a a-b a-c aaa aab aac aae aag aah aal aar aas ab- aba abb abc abe abg abh abl abr abs ac- aca acb acc ace acg ach acl acr acs aea aeb aec aee aeg aeh ael aer aes ag- aga agb agc age agg agh agl agr ags aha ahb ahc ahe ahg ahh ahl ahr ahs al- ala alb alc ale alg alh all alr als ar- ara arb arc are arg arh arl arr ars as- asa asb asc ase asg ash asl asr ass baa bab bac bae bag bah bal bar bas bba bbb bbc bbe bbg bbh bbl bbr bbs bca bcb bcc bce bcg bch bcl bcr bcs be- bea beb bec bee beg beh bel ber bes bga bgb bgc bge bgg bgh bgl bgr bgs bha bhb bhc bhe bhg bhh bhl bhr bhs bla blb blc ble blg blh bll blr bls bra brb bre brg brh brl brr brs bsa bsb bsc bse bsg bsh bsl bsr bss c-- caa cab cac cae cag cah cal car cas cba cbb cbc cbe cbg cbh cbl cbr cbs cca ccb ccc cce ccg cch ccl ccr ccs ce- cea ceb cec cee ceg ceh cel cer ces cga cgb cgc cge cgg cgh cgl cgr cgs ch- cha chb chc che chg chh chl chr chs cl- cla clb clc cle clg clh cll clr cls cra crb crc cre crg crh crl crr crs csa csb csc cse csg csh csl csr css eaa eab eac eae eag eah eal ear eas eba ebb ebc ebe ebg ebh ebl ebr ebs ec- eca ecb ecc ece ecg ech ecl ecr ecs eea eeb eec eee eeg eel eer ees ega egb egc ege egg egh egl egr egs eha ehb ehc ehe ehg ehh ehl ehr ehs ela elb elc ele elg elh ell elr els era erb erc ere erg erh erl err ers es- esa esb esc ese esg esh esl esr ess gaa gab gac gae gag gah gal gar gas gba gbc gbe gbg gbh gbl gbr gbs gca gcb gcc gce gcg gch gcl gcr gcs ge- gea geb gec gee geg geh gel ger ges gga ggb ggc ggg ggh ggr ggs gha ghb ghc ghe ghg ghh ghl ghr ghs gla glb glc gle glg glh gll glr gls gra grb grc gre grg grh grl grr grs gsa gsb gsc gse gsg gsl gsr gss haa hab hac hae hag hah hal har has hba hbb hbc hbe hbg hbh hbl hbr hbs hca hcb hcc hce hcg hch hcl hcr hcs he- hea heb hec hee heg heh hel her hes hga hgb hgc hge hgg hgh hgl hgr hgs hha hhb hhc hhe hhg hhh hhl hhr hhs hla hlb hlc hle hlg hlh hll hlr hls hr- hra hrb hrc hre hrg hrh hrl hrr hrs hsa hsb hsc hse hsg hsh hsl hsr hss la- laa lab lac lae lag lah lal lar las lba lbb lbc lbe lbg lbh lbl lbr lbs lca lcb lcc lce lcg lch lcl lcr lcs lea leb lec lee leg leh lel ler les lga lgb lgc lge lgg lgh lgl lgr lgs lha lhb lhc lhh lhr lhs lla llb llc lle llg lll llr lls lra lrb lrc lrg lrh lrr lrs lsa lsb lsc lse lsg lsh lsl lsr lss ra- raa rab rac rae rag rah ral rar ras rba rbb rbc rbe rbg rbh rbl rbr rbs rca rcb rcc rce rcg rch rcl rcr rcs re- rea reb rec ree reg reh rel rer res rga rgb rgc rge rgg rgh rgr rgs rh- rha rhb rhc rhe rhg rhh rhl rhr rhs rla rlc rle rlg rlh rll rlr rls rra rrb rrc rrg rrh rrl rrr rrs rsa rsb rsc rse rsg rsh rsl rsr rss saa sab sac sae sag sah sal sar sas sba sbb sbc sbe sbg sbh sbl sbr sbs sca scb scc sce scg sch scl scr scs se- sea seb sec see seg seh sel ser ses sga sgb sgc sge sgg sgh sgl sgr sgs sh- sha shb shc she shg shh shl shr shs sla slb slc sle slg slh sll slr sls sr- sra srb src sre srg srh srl srr srs ss- ssa ssb ssc sse ssg ssh ssl ssr sss

-ase a-be a-ha aaaa aaab aaac aaae aaah aaal aaar aaas aaba aabb aabc aabh aabl aaca aacb aacc aace aach aacl aacr aacs aaea aaec aaes aage aagh aaha aahl aahs aala aalc aale aall aals aara aarc aare aars aasa aasc aase aass abaa abab abac abae abag abal abar abas abb- abba abbb abbe abbr abbs abca abcb abcc abch abcl abcr abcs abec abee abel aber abes abgl abha abhr abhs abla able abls abra abrc abrs abs- absa abse absl abss acaa acab acac acae acag acar acas acba acbl acca accc acce acch accs ace- acea acec aceh acel acer aces acga acgr acgs acha ache achh achl achr achs acla aclc acle aclr acls acr- acra acrc acre acrr acrs acsa acsc acse acsl acss aeac aeas aebs aecb aecl aeer aega aela aelc aer- aera aerc aers aesc aess agac agag agal agar agas agba agca agcc agce agea agee agel ager ages agga agge agha aghe aghs agla aglc agle agls agra agre agrl agsa agsg ahab ahac ahah ahal ahar ahas ahel ahha ahhs ahla ahle ahra ahrc ahre ahrr ahrs ahsa ahse ahss alaa alac alae alag alal alar alas alb- alba albc albe albs alca alcc alce alcs alea alec alee aleg aleh aler ales alg- alga alge algs alha alhs all- alla alle allh alll allr alls alsa alsc alse arab arac arae arag arah aral arar aras arba arbe arbh arbs arc- arca arce arch arcs area arec aree areg areh arel ares