Movements can be sudden.Logical formLearned from719 sentences. An (infant death syndrome) can be sudden.Logical formLearned from708 sentences. A move can be sudden.Logical formLearned from688 sentences. A release can be sudden.Logical formLearned from673 sentences. A silence can be sudden.Logical formLearned from658 sentences. A need can be sudden.Logical formLearned from657 sentences. A thought can be sudden.Logical formLearned from643 sentences. A reversal can be sudden.Logical formLearned from621 sentences. A withdrawal can be sudden.Logical formLearned from600 sentences. A flash can be sudden.Logical formLearned from592 sentences. An explosion can be sudden.Logical formLearned from575 sentences. A storm can be sudden.Logical formLearned from570 sentences. A (heart attack) can be sudden.Logical formLearned from552 sentences. An arrival can be sudden.Logical formLearned from547 sentences. A feeling can be sudden.Logical formLearned from544 sentences.