Governments may prove fruitless.Logical formLearned from1 sentences. A gene may be named fruitless.Logical formLearned from1 sentences. Interdiction can be fruitless.Logical formLearned from1 sentences. A dog may give fruitless.Logical formLearned from1 sentences. A consultation can be fruitless.Logical formLearned from1 sentences. (Flight tests) can be fruitless.Logical formLearned from1 sentences. A country may prove fruitless.Logical formLearned from1 sentences. Investigation can be fruitless.Logical formLearned from1 sentences. A paradox can be fruitless.Logical formLearned from1 sentences. A situation may prove fruitless.Logical formLearned from1 sentences. A case can be fruitless.Logical formLearned from1 sentences. A (retaliatory raid) can be fruitless.Logical formLearned from1 sentences. A (police hunt) can be fruitless.Logical formLearned from1 sentences. An odyssey can be fruitless.Logical formLearned from1 sentences. Plottings can be fruitless.Logical formLearned from1 sentences.