-al a-a a-b aaa aab aae aaj aak aal ab- aba abb abe abj abk abl aea aeb aee aej aek ael aja ajb aje ajj ajk ajl aka akb ake akj akk akl al- ala alb ale alj alk all baa bab bae baj bak bal bba bbb bbe bbk bbl be- bea beb bee bek bel bja bjj bjk bka bkb bke bkk bkl bla blb ble blj blk bll eaa eab eae eaj eak eal eba ebb ebe ebj ebk ebl eea eeb eee eek eel eja ejl eka ekb eke ekl ela elb ele elk ell jaa jab jae jaj jak jal jba jbj jbk jbl jea jeb jee jej jek jel jja jjb jjj jjk jjl jka jkb jkk jkl jla jlb jle jll ka- kaa kab kae kaj kak kal kba kbb kbe kbk kbl ke- kea keb kee kek kel kjb kje kkb kke kkk kkl kl- kla klb la- laa lab lae laj lak lal lba lbb lbe lbj lbk lbl lea leb lee lej lek lel lje ljj lka lkb lkl lla llb lle llj llk lll