A search can be efficient.Logical formLearned from48 sentences. A calculation can be efficient.Logical formLearned from48 sentences. Bulbs can be efficient.Logical formLearned from48 sentences. A working can be efficient.Logical formLearned from48 sentences. A facility can be efficient.Logical formLearned from48 sentences. A size can be efficient.Logical formLearned from48 sentences. A (fighting force) can be efficient.Logical formLearned from48 sentences. A coupling can be efficient.Logical formLearned from47 sentences. An officer can be efficient.Logical formLearned from47 sentences. A competitor can be efficient.Logical formLearned from47 sentences. An information can be efficient.Logical formLearned from47 sentences. Ports can be efficient.Logical formLearned from47 sentences. An identification can be efficient.Logical formLearned from47 sentences. Vehicles can be efficient.Logical formLearned from47 sentences. Stoves can be efficient.Logical formLearned from47 sentences.