A (pedal point) can be sustained.Logical formLearned from2 sentences. An intent can be sustained.Logical formLearned from2 sentences. A facade can be sustained.Logical formLearned from2 sentences. A mortar can be sustained.Logical formLearned from2 sentences. A hyperactivity can be sustained.Logical formLearned from2 sentences. A (fire use) can be sustained.Logical formLearned from2 sentences. Attacks can be sustained.Logical formLearned from2 sentences. Novels can be sustained.Logical formLearned from2 sentences. A (drum roll) can be sustained.Logical formLearned from2 sentences. A (seizure activity) can be sustained.Logical formLearned from2 sentences. A composition can be sustained.Logical formLearned from2 sentences. Freezes can be sustained.Logical formLearned from2 sentences. A jet can be sustained.Logical formLearned from2 sentences. A (muscle activity) can be sustained.Logical formLearned from2 sentences. An instability can be sustained.Logical formLearned from2 sentences.