A size may contribute to (light weight).Logical formLearned from8 sentences. A female may contribute to a website.Logical formLearned from8 sentences. A man may contribute to a number of publications.Logical formLearned from8 sentences. Volunteers may contribute to an (income generating activity).Logical formLearned from8 sentences. A female may contribute to a male.Logical formLearned from8 sentences. (Tv ads) may contribute to an aura of invincibility.Logical formLearned from8 sentences. A person may contribute a song.Logical formLearned from8 sentences. A person may contribute to a site.Logical formLearned from8 sentences. A factor may contribute to an increase.Logical formLearned from8 sentences. Reporting may contribute reporting from a US-city.Logical formLearned from8 sentences. Gas may contribute to global warming.Logical formLearned from8 sentences. A person may contribute to a blog.Logical formLearned from8 sentences. Staffers may contribute to a report.Logical formLearned from8 sentences. An infection may contribute to a death.Logical formLearned from8 sentences. Some writers may contribute.Logical formLearned from8 sentences.