Clusters or bunches are groups of items that are gathered together in a close proximity. They can be made up of anything from people to objects, and can be used to describe a variety of situations. The term 'clusters or bunches' is often used to refer to a group of people or things that are gathered together in a particular area or space. The term can also be used to describe a group of objects that are arranged in a particular pattern or formation. The term 'groups' is a synonym for clusters or bunches, and is often used interchangeably with the term.