A cost of fuels can be expensive.Logical formLearned from71 sentences. Fuels can be from heaven.Logical formLearned from71 sentences. A fuel can be dominant.Logical formLearned from71 sentences. Fuels may be used.Logical formLearned from71 sentences. A (fuel tank) can be empty.Logical formLearned from70 sentences. A demand can be for fossil fuels.Logical formLearned from70 sentences. A process may make fuel.Logical formLearned from70 sentences. A (fuel economy) may pertain-to a car.Logical formLearned from69 sentences. A (fuel consumption) can be increased.Logical formLearned from69 sentences. A fuel may undergo a production.Logical formLearned from69 sentences. A result can be constituted-of-or-filled-with (fuel prices).Logical formLearned from69 sentences. A splash can be constituted-of-or-filled-with fuel.Logical formLearned from68 sentences. A drop can be constituted-of-or-filled-with fuel.Logical formLearned from68 sentences. Supplies can be constituted-of-or-filled-with fossil fuels.Logical formLearned from68 sentences. An addiction can be to fossil fuels.Logical formLearned from67 sentences.