(Phone calls) may go unanswered.Logical formLearned from81 sentences. A person may have unanswered questions.Logical formLearned from78 sentences. A question may remain unanswered.Logical formLearned from77 sentences. Calls to a home may go unanswered.Logical formLearned from77 sentences. Some questions may be left unanswered.Logical formLearned from75 sentences. Questions can be unanswered.Logical formLearned from74 sentences. Many questions can be unanswered.Logical formLearned from71 sentences. Letters may go unanswered.Logical formLearned from70 sentences. A request may go unanswered.Logical formLearned from60 sentences. (Phone calls) can be unanswered.Logical formLearned from58 sentences. Requests may go unanswered.Logical formLearned from57 sentences. Letters can be unanswered.Logical formLearned from56 sentences. Pleas may go unanswered.Logical formLearned from56 sentences. Calls may ring unanswered.Logical formLearned from56 sentences. Prayers may go unanswered.Logical formLearned from51 sentences.