A combustion can be sustained.Logical formLearned from7 sentences. Pitches can be sustained.Logical formLearned from7 sentences. (Fusion reactions) can be sustained.Logical formLearned from7 sentences. Episodes can be sustained.Logical formLearned from7 sentences. An acclaim can be sustained.Logical formLearned from7 sentences. An interruption can be sustained.Logical formLearned from7 sentences. Planning can be sustained.Logical formLearned from7 sentences. A testing can be sustained.Logical formLearned from7 sentences. Confrontations can be sustained.Logical formLearned from7 sentences. Hostilities can be sustained.Logical formLearned from7 sentences. Updrafts can be sustained.Logical formLearned from7 sentences. A playing can be sustained.Logical formLearned from7 sentences. (Drought conditions) can be sustained.Logical formLearned from7 sentences. A passage can be sustained.Logical formLearned from7 sentences. A (drug release) can be sustained.Logical formLearned from7 sentences.