Patients may be infected by a disease.Logical formLearned from2 sentences. An old man may be infected by a disease.Logical formLearned from2 sentences. Children may be infected by (unhygienic practices).Logical formLearned from2 sentences. Some percent of (drug addicts) may be infected with a disease.Logical formLearned from2 sentences. A son-in-law may be infected by virus.Logical formLearned from2 sentences. A woman may be infected by a h5n1.Logical formLearned from2 sentences. Some farms may be infected with (bluetongue disease).Logical formLearned from2 sentences. Some persons may be infected with a type of angiostrongyliasis.Logical formLearned from2 sentences. Mothers may infect babies.Logical formLearned from2 sentences. Some ducks may be infected with (bird flu virus strain h5s).Logical formLearned from2 sentences. Boy may be infected with (bird flu virus).Logical formLearned from2 sentences. Some persons may be infected with a pathogen of a disease.Logical formLearned from2 sentences. Workers may be infected with hiv/aids.Logical formLearned from2 sentences. Some children may be infected with hiv/aids.Logical formLearned from2 sentences. Some provinces may be infected by (tsetse flies).Logical formLearned from2 sentences.