An end can be to a (flu jab).Logical formLearned from15 sentences. A bit can be constituted-of-or-filled-with flu.Logical formLearned from15 sentences. Flu may become a pandemic.Logical formLearned from15 sentences. Some years can be after destruction of some (flu pandemic).Logical formLearned from15 sentences. An outbreak can be constituted-of-or-filled-with (avian flu).Logical formLearned from15 sentences. A (flu season) can be over.Logical formLearned from15 sentences. A (flu season) may pertain-to next year.Logical formLearned from15 sentences. (Flu vaccine) may undergo a use.Logical formLearned from15 sentences. Flu can be an illness.Logical formLearned from15 sentences. A male may battle a flu.Logical formLearned from15 sentences. A cluster can be constituted-of-or-filled-with (bird flu cases).Logical formLearned from15 sentences. A (bird flu outbreak) may undergo an event.Logical formLearned from15 sentences. Some percent can be constituted-of-or-filled-with (flu cases).Logical formLearned from15 sentences. A vaccine can be against flu.Logical formLearned from15 sentences. A person may show (flu symptoms).Logical formLearned from15 sentences.