An activity can be speculative.Logical formLearned from472 sentences. Two-thirds can be constituted-of-or-filled-with (economic activity).Logical formLearned from472 sentences. A part may pertain-to an activity.Logical formLearned from471 sentences. Activities can be undeclared.Logical formLearned from471 sentences. An activity can be continued.Logical formLearned from470 sentences. An area can be constituted-of-or-filled-with activity.Logical formLearned from469 sentences. A program can be constituted-of-or-filled-with activities.Logical formLearned from467 sentences. Activities can be secret.Logical formLearned from466 sentences. Activities can be meaningful.Logical formLearned from465 sentences. An activity can be gainful.Logical formLearned from464 sentences. A whirlwind can be constituted-of-or-filled-with activity.Logical formLearned from462 sentences. Periods can be constituted-of-or-filled-with activity.Logical formLearned from461 sentences. An activity may pertain-to a deity.Logical formLearned from460 sentences. Activities can be positive.Logical formLearned from454 sentences. Activities can be strenuous.Logical formLearned from450 sentences.