-al a-a a-b a-c aaa aab aac aad aae aaj aak aal aau ab- aba abb abc abd abe abj abk abl abu ac- aca acb acc acd ace acj ack acl acu ad- ada adb adc add ade adj adk adl adu aea aeb aec aed aee aej aek ael aeu aja ajb ajc ajd aje ajj ajk ajl aju aka akb akc akd ake akj akk akl aku al- ala alb alc ald ale alj alk all alu au- aua aub auc aud aue auj auk aul b-u baa bab bac bad bae baj bak bal bau bba bbb bbc bbd bbe bbk bbl bbu bca bcb bcc bcd bce bcj bck bcl bcu bda bdb bdc bdd bde bdj bdk bdl bdu be- bea beb bec bed bee bek bel beu bja bjc bjd bjj bjk bju bka bkb bkc bke bkk bkl bla blb blc bld ble blj blk bll blu bua bub buc bud bue buj buk bul buu c-- c-j caa cab cac cad cae caj cak cal cau cba cbb cbc cbd cbe cbj cbk cbl cbu cca ccb ccc ccd cce ccj cck ccl ccu cda cdb cdc cdd cde cdj cdk cdl cdu ce- cea ceb cec ced cee cej cek cel ceu cja cjb cjc cjd cjk cka ckb ckc ckd cl- cla clb clc cld cle clj clk cll clu cua cub cuc cud cue cuk cul cuu daa dab dac dad dae daj dak dal dau dba dbb dbc dbd dbe dbk dbl dbu dca dcb dcc dcd dce dck dcl dcu dda ddb ddc ddd dde ddk ddl ddu de- dea deb dec ded dee dej dek del deu dj- dja djb djc djd dje djk djl dka dkb dkc dke dkk dkl dku dl- dla dlb dlc dld dle dlj dlk dll dlu dua dub duc dud due duk dul eaa eab eac ead eae eaj eak eal eau eba ebb ebc ebd ebe ebj ebk ebl ebu ec- eca ecb ecc ecd ece ecj eck ecl ecu ed- eda edb edc edd ede edj edk edl edu eea eeb eec eed eee eek eel eja ejc ejd ejl eju eka ekb ekc ekd eke ekl eku ela elb elc eld ele elk ell elu eu- eua eub euc eud eue euj eul j-d jaa jab jac jad jae jaj jak jal jau jba jbc jbj jbk jbl jbu jca jcb jcc jcd jce jck jcl jcu jda jdb jdc jde jdl jea jeb jec jed jee jej jek jel jeu jja jjb jjc jjj jjk jjl jju jka jkb jkk jkl jku jla jlb jlc jle jll jlu jub jud jue juk jul ka- kaa kab kac kad kae kaj kak kal kau kba kbb kbc kbd kbe kbk kbl kbu kca kcb kcc kcd kce kck kcl kcu kda kdb kdc kde kdk kdl kdu ke- kea keb kec ked kee kek kel kjb kjc kje kju kkb kkc kke kkk kkl kku kl- kla klb klc kld klu kub kuc kud kue kuj kuk kul kuu la- laa lab lac lad lae laj lak lal lau lba lbb lbc lbd lbe lbj lbk lbl lbu lca lcb lcc lcd lce lcj lck lcl lcu lda ldb ldc ldd lde ldj ldk ldl ldu lea leb lec led lee lej lek lel leu lje ljj lju lka lkb lkl lla llb llc lld lle llj llk lll llu lua lub luc lud lue luk lul luu ua- uaa uab uac uad uae uaj uak ual uau uba ubb ubc ube ubk ubl ubu uca ucb ucc ucd uce ucj uck ucl ucu uda udb udc udd ude udj udk udl udu uea ueb uec ued uee uel ujc uka ukb ukc uke ukk ukl uku ula ulb ulc uld ule ulk ull ulu uua uuc uue uuu

a-ak a-be aaaa aaab aaac aaad aaae aaal aaba aabb aabc aabd aabl aaca aacb aacc aacd aace aack aacl aacu aada aadc aade aadu aaea aaec aaka aake aaku aala aalc aald aale aall aalu abaa abab abac abad abae abaj abak abal abau abb- abba abbb abbe abca abcb abcc abcd abcl abda abdu abec abed abee abel abla able ablj abua abud abue abuk abul acaa acab acac acad acae acba acbl acca accc accd acce accu acda acdb acdc acde ace- acea acec aced acek acel ackd acke acla aclc acle aclu acu- acue acul adaa adab adac adad adae adak adal adba adbc adcc adda addc addd adde addl addu adea adeb adee adel adja adle adua adub adue aduk aeac aecb aecl aede aeka aela aelc ajab ajac ajak ajba ajed ajee ajka ajla akaa akae akal akca aked akee akel akeu akka akku akle akua alaa alac alad alae alak alal alau alb- alba albc albe albu alca alcc alce ald- alda alde aldl alea alec aled alee alek aleu alk- alka alkb alkd alke alku all- alla alle alll allu alua aluk auaa aube auca auce audc aude auel auja auke aul- aula auld aule aull aulu baaa baad baak baal baba babb babe babu bac- baca bacc bace back bada badb badd bade badu baed baek bael baja baju bak- baka bake bakl baku bala balc bald bale balk ball balu bau- baud bauk baul bbad bbau bbbb bbdd bbeb bblb bcaa bcbc bcca bccc bccl bcda bcde bcec bcuc bd-j bdbc bddc bdle bead beak beal beau beba bebb bebe beca beck becu beda bede bedl bedu beeb beed beej beek beel beja beka beke bela beld bele belk bell belu beuk bjcc bjec blaa blab blac blad blae blaj blak blau blcu bldc blea bleb bled blee blek bleu blkb blkd blub blud blue buad bual buba bubb bube bubu buca bucc buce buck bucu buda budb budd bude budl budu buea buel bueu buja buje buju buka buke bukk buku bula bulb buld bule bulk bull bulu c-cd caaa caab caac caal caba cabe cabu