-al -er a-a a-b a-c a-t aaa aab aac aae aal aar aas aat ab- aba abb abc abe abl abr abs abt ac- aca acb acc ace acl acr acs act aea aeb aec aee ael aer aes aet al- ala alb alc ale all alr als alt ar- ara arb arc are arl arr ars art as- asa asb asc ase asl asr ass ast at- ata atb atc ate atl atr ats att baa bab bac bae bal bar bas bat bba bbb bbc bbe bbl bbr bbs bbt bca bcb bcc bce bcl bcr bcs bct be- bea beb bec bee bel ber bes bet bla blb blc ble bll blr bls blt bra brb bre brl brr brs brt bsa bsb bsc bse bsl bsr bss bst bta btb btc bte btl btr bts btt c-- caa cab cac cae cal car cas cat cba cbb cbc cbe cbl cbr cbs cbt cca ccb ccc cce ccl ccr ccs cct ce- cea ceb cec cee cel cer ces cet cl- cla clb clc cle cll clr cls clt cra crb crc cre crl crr crs crt csa csb csc cse csl csr css cst cta ctb ctc cte ctl ctr cts ctt eaa eab eac eae eal ear eas eat eba ebb ebc ebe ebl ebr ebs ebt ec- eca ecb ecc ece ecl ecr ecs ect eea eeb eec eee eel eer ees eet ela elb elc ele ell elr els elt era erb erc ere erl err ers ert es- esa esb esc ese esl esr ess est eta etb etc ete etl etr ets ett la- laa lab lac lae lal lar las lat lba lbb lbc lbe lbl lbr lbs lbt lca lcb lcc lce lcl lcr lcs lct lea leb lec lee lel ler les let lla llb llc lle lll llr lls llt lra lrb lrc lrr lrs lrt lsa lsb lsc lse lsl lsr lss lst lta ltb ltc lte ltl ltr lts ltt ra- raa rab rac rae ral rar ras rat rba rbb rbc rbe rbl rbr rbs rbt rca rcb rcc rce rcl rcr rcs rct re- rea reb rec ree rel rer res ret rla rlc rle rll rlr rls rlt rra rrb rrc rrl rrr rrs rrt rsa rsb rsc rse rsl rsr rss rst rta rtb rtc rte rtl rtr rts rtt saa sab sac sae sal sar sas sat sba sbb sbc sbe sbl sbr sbs sbt sca scb scc sce scl scr scs sct se- sea seb sec see sel ser ses set sla slb slc sle sll slr sls slt sr- sra srb src sre srl srr srs srt ss- ssa ssb ssc sse ssl ssr sss sst sta stb stc ste stl str sts stt taa tab tac tae tal tar tas tat tba tbb tbc tbe tbl tbr tbs tbt tca tcb tcc tce tcl tcr tcs tct te- tea teb tec tee tel ter tes tet tla tlc tle tll tlr tls tlt tra trb trc tre trl trr trs trt tsa tsb tsc tse tsl tsr tss tst tta ttb ttc tte ttl ttr tts ttt

-ase a-be aaaa aaab aaac aaae aaal aaar aaas aaba aabb aabc aabl aabt aaca aacb aacc aace aacl aacr aacs aact aaea aaec aaes aala aalc aale aall aals aara aarc aare aars aart aasa aasc aase aass aast aata aatc aatt abaa abab abac abae abal abar abas abat abb- abba abbb abbe abbr abbs abbt abca abcb abcc abcl abcr abcs abct abec abee abel aber abes abet abla able abls abra abrc abrs abs- absa abse absl abss abta abts ac-t acaa acab acac acae acar acas acat acba acbl acca accc acce accs acct ace- acea acec acel acer aces acet acla aclc acle aclr acls acr- acra acrc acre acrr acrs acsa acsc acse acsl acss acst acta actc acte actl acts actt aeac aeas aebs aecb aecl aect aeer aela aelc aer- aera aerc aers aesc aess aest aeta aetc aetr aett alaa alac alae alal alar alas alat alb- alba albc albe albs alca alcc alce alcs alea alec alee aler ales alet all- alla alle alll allr alls alsa alsc alse alst alta alte alts arab arac arae aral arar aras arat arba arbe arbs arc- arca arce arcs arct area arec aree arel ares aret arla arle arr- arra arrc arre arrr arrs arrt ars- arsa arsc arse arst arta artc arte artr arts asaa asab asac asae asal asar asas asat asba asc- asca ascb ascc asce ascl ascr asct asea asec asee asel aser ases aset asla asle aslr asra asrc asrs assa assc asse assl assr asss asst asta astb astc aste astl astr asts at-l at-t ataa atab atac atae atal atar atas atat atbs atca atcc atcl atcr atcs atea atec atee atel ater ates atla atle atls atra atrc atre atsb atsc atse atst atta atte attr atts baaa baal baar baas baat baba babb babe babr babs bac- baca bacc bace bacs bact bael baer baes bala balc bale ball bals balt bar- bara barb barc bare barr bars bart basa basc base bass bast bata batc bate bats batt bbas bbbb bbbs bbeb bbet bblb bbls bbrc bcaa bcar bcas bcat bcbc bcbs bcca bccc bccl bccs bcec bcer bces bcet bcra bcrs bcsa bcsc bcsl bcss bctc bcts beal bear beas beat beba bebb bebe beca becs beeb beel beer bees beet bela bele bell bels belt bera berc bere berr bers bert bes- besa bese bess best beta betc bete bets bett blaa blab blac blae blas blat blbt blea bleb blee bles blet blls blrc blss blst blts brab brac brae bras brat brca brcb brce brea breb brec bree brel brer bres bret brls brrr brrs brsb brsr brst brtc bsaa bsac bsas bsat bscs bsea bseb bsec bsee bser bses bset bslc bsra bssc bsse bsts