Oils can be scented.Logical formLearned from220 sentences. Persons may drill for oil.Logical formLearned from220 sentences. (Crude oil) may rise.Logical formLearned from219 sentences. A consortium can be constituted-of-or-filled-with (oil companies).Logical formLearned from219 sentences. (Oil sands) may pertain-to a country.Logical formLearned from218 sentences. An (oil industry) may undergo a deregulation.Logical formLearned from217 sentences. An (oil industry) may pertain-to a nation.Logical formLearned from216 sentences. (Oil prices) may skyrocket.Logical formLearned from216 sentences. An (oil change) can be fresh.Logical formLearned from216 sentences. (Oil companies) may operate in a country.Logical formLearned from216 sentences. (Oil prices) may hit highs.Logical formLearned from216 sentences. A director may pertain-to an (oil rafinery).Logical formLearned from215 sentences. Revenue can be from oil.Logical formLearned from215 sentences. A strike can be by (oil workers).Logical formLearned from214 sentences. (Heating oil) may fall some cent to some cents.Logical formLearned from213 sentences.