-al a-a a-b a-c aaa aab aac aad aae aaj aal aau ab- aba abb abc abd abe abj abl abu ac- aca acb acc acd ace acj acl acu ad- ada adb adc add ade adj adl adu aea aeb aec aed aee aej ael aeu aja ajb ajc ajd aje ajj ajl aju al- ala alb alc ald ale alj all alu au- aua aub auc aud aue auj aul b-u baa bab bac bad bae baj bal bau bba bbb bbc bbd bbe bbl bbu bca bcb bcc bcd bce bcj bcl bcu bda bdb bdc bdd bde bdj bdl bdu be- bea beb bec bed bee bel beu bja bjc bjd bjj bju bla blb blc bld ble blj bll blu bua bub buc bud bue buj bul buu c-- c-j caa cab cac cad cae caj cal cau cba cbb cbc cbd cbe cbj cbl cbu cca ccb ccc ccd cce ccj ccl ccu cda cdb cdc cdd cde cdj cdl cdu ce- cea ceb cec ced cee cej cel ceu cja cjb cjc cjd cl- cla clb clc cld cle clj cll clu cua cub cuc cud cue cul cuu daa dab dac dad dae daj dal dau dba dbb dbc dbd dbe dbl dbu dca dcb dcc dcd dce dcl dcu dda ddb ddc ddd dde ddl ddu de- dea deb dec ded dee dej del deu dj- dja djb djc djd dje djl dl- dla dlb dlc dld dle dlj dll dlu dua dub duc dud due dul eaa eab eac ead eae eaj eal eau eba ebb ebc ebd ebe ebj ebl ebu ec- eca ecb ecc ecd ece ecj ecl ecu ed- eda edb edc edd ede edj edl edu eea eeb eec eed eee eel eja ejc ejd ejl eju ela elb elc eld ele ell elu eu- eua eub euc eud eue euj eul j-d jaa jab jac jad jae jaj jal jau jba jbc jbj jbl jbu jca jcb jcc jcd jce jcl jcu jda jdb jdc jde jdl jea jeb jec jed jee jej jel jeu jja jjb jjc jjj jjl jju jla jlb jlc jle jll jlu jub jud jue jul la- laa lab lac lad lae laj lal lau lba lbb lbc lbd lbe lbj lbl lbu lca lcb lcc lcd lce lcj lcl lcu lda ldb ldc ldd lde ldj ldl ldu lea leb lec led lee lej lel leu lje ljj lju lla llb llc lld lle llj lll llu lua lub luc lud lue lul luu ua- uaa uab uac uad uae uaj ual uau uba ubb ubc ube ubl ubu uca ucb ucc ucd uce ucj ucl ucu uda udb udc udd ude udj udl udu uea ueb uec ued uee uel ujc ula ulb ulc uld ule ull ulu uua uuc uue uuu