Areas may be surveyed.Logical formLearned from79 sentences. Households may be surveyed.Logical formLearned from77 sentences. Adults may be surveyed.Logical formLearned from76 sentences. Some firms may be surveyed.Logical formLearned from76 sentences. Some states may be surveyed.Logical formLearned from75 sentences. Businesses may be surveyed.Logical formLearned from75 sentences. Employers may be surveyed.Logical formLearned from74 sentences. Firms may be surveyed.Logical formLearned from73 sentences. A male may survey an area.Logical formLearned from72 sentences. Some nations may be surveyed.Logical formLearned from70 sentences. A population may be surveyed.Logical formLearned from69 sentences. Teachers may be surveyed.Logical formLearned from68 sentences. Some households may be surveyed.Logical formLearned from66 sentences. Economists may be surveyed.Logical formLearned from66 sentences. A poll may survey some registered voters.Logical formLearned from65 sentences.