A debate can be vigorous.Logical formLearned from2 094 sentences. A campaign can be vigorous.Logical formLearned from1 440 sentences. A defense can be vigorous.Logical formLearned from1 361 sentences. An exercise can be vigorous.Logical formLearned from1 218 sentences. A competition can be vigorous.Logical formLearned from1 135 sentences. Efforts can be vigorous.Logical formLearned from992 sentences. An action can be vigorous.Logical formLearned from857 sentences. A growth can be vigorous.Logical formLearned from831 sentences. An enforcement can be vigorous.Logical formLearned from760 sentences. An activity can be vigorous.Logical formLearned from700 sentences. Opposition can be vigorous.Logical formLearned from629 sentences. An effort can be vigorous.Logical formLearned from500 sentences. A discussion can be vigorous.Logical formLearned from430 sentences. A response can be vigorous.Logical formLearned from412 sentences. A program can be vigorous.Logical formLearned from394 sentences.