(Bird flu) can be under control.Logical formLearned from29 sentences. A (bird flu case) may pertain-to a country.Logical formLearned from28 sentences. A country may report an outbreak of (bird flu).Logical formLearned from28 sentences. A country may declare an end to (bird flu).Logical formLearned from28 sentences. Persons may get a flu.Logical formLearned from28 sentences. A bout can be constituted-of-or-filled-with (stomach flu).Logical formLearned from28 sentences. A (flu vaccine) may undergo a production.Logical formLearned from28 sentences. A person may battle a flu.Logical formLearned from28 sentences. Symptoms can be constituted-of-or-filled-with flu.Logical formLearned from28 sentences. A vaccine can be for flu.Logical formLearned from28 sentences. Some persons can be with flu.Logical formLearned from28 sentences. (Flu viruses) may infect pigs.Logical formLearned from28 sentences. A (bird flu conference) can be international.Logical formLearned from28 sentences. A (h5n1 bird flu virus) can be lethal.Logical formLearned from28 sentences. A (bird flu victim) may pertain-to a country.Logical formLearned from28 sentences.