Yes, you can find the previous year's question papers for different time slots or shifts conducted in a single year. Here's how:

1. Official Websites:
- Visit the official website of the conducting authority for the exam you are looking for.
- Look for the "Previous Year Papers" or "Question Papers" section on the website.
- Check if they have categorized the papers based on time slots or shifts.
- Download the question papers of the desired time slots or shifts.

2. Online Education Platforms:
- Visit reliable online education platforms such as EduRev, which provide previous year question papers for various examinations.
- Look for the UGC NET category or search for the specific exam you are interested in.
- Select the year and time slot or shift you want to access the question papers for.
- Download the question papers from the platform.

3. Exam Preparation Books:
- Look for exam preparation books specifically designed for the UGC NET or the specific exam you are preparing for.
- These books often include previous year question papers categorized based on time slots or shifts.
- Purchase or borrow the relevant book and access the question papers from the desired time slots or shifts.

4. Coaching Institutes:
- Many coaching institutes that provide preparation classes for UGC NET or other exams maintain a collection of previous year question papers.
- Contact the coaching institutes in your area or search online for institutes that offer such resources.
- Enquire if they have question papers categorized based on time slots or shifts.
- If they do, you can either join their classes or request access to the question papers as a separate resource.

5. Online Forums and Communities:
- Join online forums and communities dedicated to UGC NET or the specific exam you are preparing for.
- Engage with fellow aspirants and ask if anyone has the question papers for the desired time slots or shifts.
- Many members of such communities share their study materials, including previous year question papers, with others.
- You can request access to the question papers and download them from the shared resources.

Remember to always verify the authenticity of the question papers you find and cross-check them with the official sources if possible. It is also advisable to solve as many previous year question papers as you can to enhance your exam preparation.