-al a-a a-b a-c aaa aab aac aae aal aas aau ab- aba abb abc abe abl abs abu ac- aca acb acc ace acl acs acu aea aeb aec aee ael aes aeu al- ala alb alc ale all als alu as- asa asb asc ase asl ass asu au- aua aub auc aue aul aus b-u baa bab bac bae bal bas bau bba bbb bbc bbe bbl bbs bbu bca bcb bcc bce bcl bcs bcu be- bea beb bec bee bel bes beu bla blb blc ble bll bls blu bsa bsb bsc bse bsl bss bsu bua bub buc bue bul bus buu c-- caa cab cac cae cal cas cau cba cbb cbc cbe cbl cbs cbu cca ccb ccc cce ccl ccs ccu ce- cea ceb cec cee cel ces ceu cl- cla clb clc cle cll cls clu csa csb csc cse csl css csu cua cub cuc cue cul cus cuu eaa eab eac eae eal eas eau eba ebb ebc ebe ebl ebs ebu ec- eca ecb ecc ece ecl ecs ecu eea eeb eec eee eel ees ela elb elc ele ell els elu es- esa esb esc ese esl ess esu eu- eua eub euc eue eul eus la- laa lab lac lae lal las lau lba lbb lbc lbe lbl lbs lbu lca lcb lcc lce lcl lcs lcu lea leb lec lee lel les leu lla llb llc lle lll lls llu lsa lsb lsc lse lsl lss lsu lua lub luc lue lul lus luu saa sab sac sae sal sas sau sba sbb sbc sbe sbl sbs sbu sca scb scc sce scl scs scu se- sea seb sec see sel ses seu sla slb slc sle sll sls slu ss- ssa ssb ssc sse ssl sss ssu sua sub suc sue sul sus suu ua- uaa uab uac uae ual uas uau uba ubb ubc ube ubl ubs ubu uca ucb ucc uce ucl ucs ucu uea ueb uec uee uel ues ula ulb ulc ule ull uls ulu usa usb usc use usl uss usu uua uuc uue uus uuu

-ase a-be aaaa aaab aaac aaae aaal aaas aaba aabb aabc aabl aaca aacb aacc aace aacl aacs aacu aaea aaec aaes aala aalc aale aall aals aalu aasa aasc aase aass aasu aaus abaa abab abac abae abal abas abau abb- abba abbb abbe abbs abca abcb abcc abcl abcs abec abee abel abes abla able abls abs- absa abse absl abss absu abua abue abul abus acaa acab acac acae acas acba acbl acca accc acce accs accu ace- acea acec acel aces acla aclc acle acls aclu acsa acsc acse acsl acss acu- acue acul acus aeac aeas aebs aecb aecl aela aelc aesc aess alaa alac alae alal alas alau alb- alba albc albe albs albu alca alcc alce alcs alea alec alee ales aleu all- alla alle alll alls allu alsa alsc alse alua alus asaa asab asac asae asal asas asau asba asbu asc- asca ascb ascc asce ascl asea asec asee asel ases asla asle assa assc asse assl asss assu asub asue asus auaa aube auca auce auel aul- aula aule aull auls aulu ausa ause ausu baaa baal baas baba babb babe babs babu bac- baca bacc bace bacs bael baes bala balc bale ball bals balu basa basc base bass basu bau- baul bbas bbau bbbb bbbs bbeb bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcec bces bcsa bcsc bcsl bcss bcuc beal beas beau beba bebb bebe beca becs becu beeb beel bees bela bele bell bels belu bes- besa bese bess blaa blab blac blae blas blau blcu blea bleb blee bles bleu blls blss blub blue blus bsaa bsac bsas bscs bsea bseb bsec bsee bses bslc bssc bsse bual buba bubb bube bubs bubu buca bucc buce bucs bucu buea buel bueu bula bulb bule bull buls bulu busa busc buse buss busu buus caaa caab caac caal caas caba cabe cabs cabu cac- caca cacc cace caec caes caeu cala calc cale call cals calu casa casb casc case casl cass casu cauc caul caus cbac cbal cbbc cbbs cbca cbcc cbce cbcl cbcs cbcu cbea cbec cbee cblb cblc cbsa cbsc cbse cbus ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccl cccs cccu ccee ccel ccla cclc ccls ccsa ccsl ccss ccuc ccus ceac ceal ceas ceba cebs cebu cec- ceca cece cecs ceeb ceec ceel cees cel- cela celc cele cell cels cesa cesc cese cess clab clas clau clea clec clee cles cleu clsa clsc club clue csaa csab csac csas cscb cscc csce cscl cscs csea csec csee csla cslu cssa csse csua csus cuau cub- cuba cubb cube cubs cuca cucc cuce cues cula culb culc cule cull culs cusa cusb cuss cusu e-cl e-la eaba eaca eacc eaec eala ealc eale easa ease eaus ebac ebal ebba ebbc ebbs ebcc ebel ebes ebla ebsa ebul ebus ecaa ecac ecal ecbc ecbe ecca eccb eccc ecce eccl eces ecla ecsa ecsc ecse ecss ecsu ecua ecus eeca eecs eeea eeee eees eele eels eese el-b elab elac elal elas elba elbe elbu elca elcb elce elea elec elee eles ella elle ells ellu elsa else elsu elue elul elus esab esac esas esau esba esbs esca escb esce escs escu esea esee esel eses esla essa esse essl essu esus euba eubc eula eule eusa euse laaa laac laal laas laba labe labs labu laca lacc lace lacl lacs lacu lael laes lala lale lall lalu lasa lase lass lasu laub laue laul laus lbcc lbsc lcac lcbc lcca lccc lcce lccs lces lcls lcsc le-u leaa leal leas leau leba lebu leca lece leea leel lees lela lele lell lelu lesa lese less lesu leuc llbs llcc llcs lles lleu lllc llll lsbu lscb lscs lsea lses lsla lssa luas luau luba lube lubs luca luce