Viruses can be contagious.Logical formLearned from45 sentences. A yawning can be contagious.Logical formLearned from45 sentences. A happiness can be contagious.Logical formLearned from44 sentences. Persons can be contagious.Logical formLearned from44 sentences. A period can be contagious.Logical formLearned from43 sentences. A (stomach virus) can be contagious.Logical formLearned from43 sentences. A viral illness can be contagious.Logical formLearned from41 sentences. A zest can be contagious.Logical formLearned from41 sentences. A joy can be contagious.Logical formLearned from41 sentences. A (strain transmissible) can be contagious.Logical formLearned from41 sentences. A passion can be contagious.Logical formLearned from40 sentences. An infection can be contagious.Logical formLearned from39 sentences. Happiness can be contagious.Logical formLearned from39 sentences. Obesity can be contagious.Logical formLearned from39 sentences. Emotions can be contagious.Logical formLearned from38 sentences.