Stamps may undergo a purchase.Logical formLearned from15 sentences. Cereals may undergo a purchase.Logical formLearned from15 sentences. A (purchase requisition) may pertain-to a person.Logical formLearned from15 sentences. A dwelling may undergo a purchase.Logical formLearned from15 sentences. (Wood products) may undergo a purchase.Logical formLearned from15 sentences. Interests may undergo a purchase.Logical formLearned from15 sentences. (Debt securities) may undergo purchases.Logical formLearned from15 sentences. Sovereign debt may undergo purchases.Logical formLearned from15 sentences. Control can be over purchases.Logical formLearned from15 sentences. (Teaching materials) may undergo a purchase.Logical formLearned from15 sentences. Purchases can be for use.Logical formLearned from15 sentences. Purchases can be complex.Logical formLearned from15 sentences. A purchase can be from a vendor.Logical formLearned from15 sentences. Publisher may undergo a purchase.Logical formLearned from15 sentences. A female may make purchases.Logical formLearned from15 sentences.