Finding something in a dream signifies and represents something different for everyone. For example, if you find a $5 bill in your dream, then it means that you are going to have luck.
If you find a penny in your dream, then it means that you will be happier than usual.
If you find an expensive object like a diamond ring in any of your dreams, then it means that you will soon be expressing love for someone or being loved by someone who is very wealthy or powerful.
Lastly, if someone dreamed about finding his old dog from his childhood who had recently passed away. The person is happy to reunite with the dog and is relieved that he does not have to let go of him yet. This could indicate that this particular person is feeling nostalgic for the past, looking for security, or desires companionship after being alone for so long.