A security may undergo a purchase.Logical formLearned from155 sentences. Securities may be tied to mortgages.Logical formLearned from155 sentences. A (security police) may pertain-to a country.Logical formLearned from155 sentences. A concept can be constituted-of-or-filled-with security.Logical formLearned from154 sentences. A strategy can be for (homeland security).Logical formLearned from154 sentences. (Security forces) may be backed by (helicopter gunships).Logical formLearned from154 sentences. (Security conditions) may improve.Logical formLearned from154 sentences. Hands may pertain-to (security forces).Logical formLearned from154 sentences. Members may pertain-to iraqi (security forces).Logical formLearned from153 sentences. A (security agreement) may regulate activities of troops.Logical formLearned from153 sentences. A (security company) may pertain-to a country.Logical formLearned from153 sentences. A security may pertain-to a population.Logical formLearned from153 sentences. Security can be across a country.Logical formLearned from153 sentences. A threat can be to (world security).Logical formLearned from153 sentences. Control may pertain-to (security services).Logical formLearned from153 sentences.