a-a a-b a-t aaa aab aak aan aat aaw ab- aba abb abk abn abt abw aka akb akk akn akw an- ana anb ank ann ant at- ata atb atn att atw aw- awa awb awk awn awt aww baa bab bak ban bat baw bba bbb bbk bbn bbt bbw bka bkb bkk bkn bkt bkw bna bnb bnk bnn bnt bnw bta btb btk btn btt btw bwa bwb bwk k-t ka- kaa kab kak kan kat kaw kba kbb kbk kbn kbw kkb kkk kkn kkt kn- kna knk knn knt kta ktb ktk ktn ktt ktw kw- kwa kwk kwt kww naa nab nak nan nat naw nba nbb nbk nbn nbt nbw nka nkk nkn nkt nna nnb nnk nnn nnt nnw nta ntb ntk ntn ntt nwa nwb nwn nwt taa tab tak tan tat taw tba tbb tbk tbn tbt tka tkb tkk tkt tkw tna tnb tnk tnn tnt tnw tta ttb ttk ttn ttt ttw twa twb twn twt tww waa wab wak wan wat waw wba wbb wbn wbt wbw wka wkb wkt wkw wn- wna wnn wnt wnw wta wtb wtn wtt wtw wwa wwn wwt www