Yes, you can find study materials that focus on strengthening your weaker areas in the GATE CE syllabus. Here are some ways you can do this:

1. Previous year question papers:
- Solve previous year question papers to understand the pattern and types of questions asked in the exam.
- Identify the topics in which you are struggling and focus on them while studying.

2. Topic-wise study materials:
- Look for study materials that are organized topic-wise and cover the entire GATE CE syllabus.
- These materials will provide you with in-depth knowledge of each topic and help you strengthen your weaker areas.

3. Online video lectures:
- Watch online video lectures that specialize in GATE CE preparation.
- These lectures often cover the entire syllabus and provide detailed explanations of concepts, making it easier for you to understand and remember.

4. Online mock tests:
- Take online mock tests to assess your knowledge and identify areas where you need improvement.
- Many websites offer GATE CE mock tests that simulate the actual exam environment, helping you practice time management and develop exam strategies.

5. Study groups and forums:
- Join study groups or online forums where you can discuss and clarify your doubts with fellow GATE CE aspirants.
- Interacting with others who are preparing for the same exam can provide different perspectives and help you understand concepts better.

6. GATE preparation books:
- Refer to standard GATE preparation books recommended by experts in the field.
- These books cover the entire syllabus in detail and often provide solved examples and practice questions to strengthen your understanding of concepts.

7. EduRev:
- EduRev is a platform that provides a wide range of study materials, including previous year question papers, topic-wise notes, video lectures, and mock tests for GATE CE preparation.
- You can find GATE CE study materials on the EduRev website, which are designed to help you strengthen your weaker areas in the syllabus.

By utilizing these resources, you can focus on your weaker areas in the GATE CE syllabus and improve your overall preparation for the exam. Remember to create a study plan, stay consistent, and revise regularly to maximize your chances of success in the GATE CE exam.