This is not a question.
These are directions inside "Antiviral antioxidant drug" topic.
file topic_report.docx = 20 topics from 397 articles which have words
ts=(antioxid* AND antivir* AND drug* )
in their titles or keywords or abstracts. Each topic is represented through 20 words and 20 phrases with which it is discussed in these articles. Really this terms are the names of methods, objects, properties, laws and so on for topic in question. In addition each topic has quotes from two articles in which it is most manifested.