The phrase "a topic from a" is grammatically correct and can be used in written English.
It can be used when referring to a subject or theme that is derived from a larger context, such as a book, article, or discussion.
Example: "In our discussion today, we will explore a topic from a recent research paper on climate change."
Alternatives: "a subject from a" or "an issue from a".
It's enlightening to see a topic from a different perspective and not label it as a liberal or conservative idea.
At its best, aggregation can mean collecting stories on a topic from a variety of news outlets and directing readers toward them through Web links.
For instance, in group investigations students may be split into groups that are then required to choose and research a topic from a limited area.
Residents pick a topic from a list of adolescent health issues and engage in policy and media activities related to this topic with letter writing, phone calls to legislators and the AAP or letters to the editor.
Each team could choose a topic from a list of suggestions or request approval of a topic of their own invention.
IndieWire has an official synopsis from Netflix: "Each episode will tackle a topic from a scientific point of view, dispelling myths, and refuting anti-scientific claims that may be espoused by politicians, religious leaders or titans of industry".
Web issue analysis, a new automated technique designed to rapidly give timely management intelligence about a topic from an automated large-scale analysis of relevant pages from the Web, is introduced and demonstrated.
This strategic exclusion of a topic from public debate over more than a generation has led to ignorance, with repercussions in education, academic and public life.
One Education hour, where we discuss a topic from the literature, have a formal presentation, do a journal club or have a core lecture.
During the Summer of the first year, students prepare a research paper on a topic from their presumed area of specialization.
Her show, which had run from 9am to 12pm, lost its first hour; it was filled by Nicky Campbell, from Breakfast, doing a phone-in programme about a topic from the morning's news.
