A (negotiating process) can be protracted.Logical formLearned from11 sentences. A sale can be protracted.Logical formLearned from11 sentences. An impact can be protracted.Logical formLearned from11 sentences. A horse-trading can be protracted.Logical formLearned from11 sentences. An economic stagnation can be protracted.Logical formLearned from11 sentences. An unrest can be protracted.Logical formLearned from11 sentences. A (liberation struggle) can be protracted.Logical formLearned from11 sentences. A viral infection can be protracted.Logical formLearned from11 sentences. A (jungle war) can be protracted.Logical formLearned from11 sentences. An existence can be protracted.Logical formLearned from10 sentences. A feuding can be protracted.Logical formLearned from10 sentences. A vomiting can be protracted.Logical formLearned from10 sentences. Courses can be protracted.Logical formLearned from10 sentences. A (time period) can be protracted.Logical formLearned from10 sentences. A rule can be protracted.Logical formLearned from10 sentences.