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aaaa aaac aaae aaaf aaca aacc aace aacf aaea aaec aafa aafc aaff acaa acac acae acca accc acce accf ace- acea acec acfc acfe aeac aeaf afaa afca afcc afee affa affc caaa caac caaf cac- caca cacc cace caec cafa cafc cafe caff ccaa ccac ccaf ccca cccc cccf ccee ccfa ccfc ccff ceac cec- ceca cece ceec cef- cefa cefc cfaa cfac cfca cfcf eaaf eaca eacc eaec ecaa ecac ecca eccc ecce ecef ecfa ecfc eeca eeea eeee eefa eefe efca effa faaa faac faca facc face fafa fafc fafe faff fcca fccf feaf fece fefc fefe feff ffcc ffee ffff

-aaa- aaace aaaee aaeaf acaca aceae aeaea aface afcea afcec afefe c-a-c ca-ca caec- caeca caffa caffe ccccc ceace ceeac eecca eeeee facea fcaca fface

aeacea afeefa cafcaf cecafa ceecee efacec efface

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