-al a-a a-b a-c a-t aaa aab aac aae aaj aal aat ab- aba abb abc abe abj abl abt ac- aca acb acc ace acj acl act aea aeb aec aee aej ael aet aja ajb ajc aje ajj ajl ajt al- ala alb alc ale alj all alt at- ata atb atc ate atl att baa bab bac bae baj bal bat bba bbb bbc bbe bbl bbt bca bcb bcc bce bcj bcl bct be- bea beb bec bee bel bet bja bjc bjj bjt bla blb blc ble blj bll blt bta btb btc bte btl btt c-- c-j caa cab cac cae caj cal cat cba cbb cbc cbe cbj cbl cbt cca ccb ccc cce ccj ccl cct ce- cea ceb cec cee cej cel cet cja cjb cjc cl- cla clb clc cle clj cll clt cta ctb ctc cte ctl ctt eaa eab eac eae eaj eal eat eba ebb ebc ebe ebj ebl ebt ec- eca ecb ecc ece ecj ecl ect eea eeb eec eee eel eet eja ejc ejl ejt ela elb elc ele ell elt eta etb etc ete etj etl ett jaa jab jac jae jaj jal jat jba jbc jbj jbl jbt jca jcb jcc jce jcl jct jea jeb jec jee jej jel jet jja jjb jjc jjj jjl jla jlb jlc jle jll jlt jta jtb jtc jte jtl jtt la- laa lab lac lae laj lal lat lba lbb lbc lbe lbj lbl lbt lca lcb lcc lce lcj lcl lct lea leb lec lee lej lel let lje ljj lla llb llc lle llj lll llt lta ltb ltc lte ltl ltt taa tab tac tae taj tal tat tba tbb tbc tbe tbj tbl tbt tca tcb tcc tce tcj tcl tct te- tea teb tec tee tej tel tet tjc tje tla tlc tle tlj tll tlt tta ttb ttc tte ttl ttt