Helicopters may hover.Logical formLearned from35 sentences. Cranes may hover over a top.Logical formLearned from33 sentences. Some helicopters may hover over an area.Logical formLearned from33 sentences. (World oil prices) may hover.Logical formLearned from33 sentences. A rate may hover.Logical formLearned from32 sentences. A helicopter may hover over an area.Logical formLearned from32 sentences. (Crude prices) may hover.Logical formLearned from32 sentences. A female may hover over a person.Logical formLearned from31 sentences. Yields may hover at lows.Logical formLearned from31 sentences. Reading may hover.Logical formLearned from30 sentences. Hands may hover.Logical formLearned from29 sentences. A rate may hover around some percent.Logical formLearned from29 sentences. Stocks may hover.Logical formLearned from29 sentences. A question may hover.Logical formLearned from28 sentences. A smile may hover on lips.Logical formLearned from28 sentences.