a-a a-b aaa aab aag aak aan aaw ab- aba abb abg abk abn abw ag- aga agb agg agk agn agw aka akb akg akk akn akw an- ana anb ang ank ann aw- awa awb awg awk awn aww baa bab bag bak ban baw bba bbb bbg bbk bbn bbw bga bgb bgg bgk bgn bgw bka bkb bkg bkk bkn bkw bna bnb bng bnk bnn bnw bwa bwb bwg bwk gaa gab gag gak gan gaw gba gbg gbk gbn gbw gga ggb ggg ggn ggw gka gkb gkn gna gnb gnn gnw gwa gwb gwg gwk gwn ka- kaa kab kag kak kan kaw kba kbb kbk kbn kbw kga kgb kgw kkb kkk kkn kn- kna kng knk knn kw- kwa kwg kwk kww naa nab nag nak nan naw nba nbb nbg nbk nbn nbw nga ngb ngg ngk ngn ngw nka nkk nkn nna nnb nng nnk nnn nnw nwa nwb nwn waa wab wag wak wan waw wba wbb wbg wbn wbw wga wgb wgn wgw wka wkb wkg wkw wn- wna wng wnn wnw wwa wwn www