The most common search addition is to try and find elements based on one component AND another. However, sometimes it can be beneficial to perform searches based on 'this or that' methodology if you're unsure how it's been entered into the system.
You can change the nature of your search after activating it, by clicking the 'and' button to change it to or.
In the above image, the search has been altered to show Stakeholders that are in the Resident Stakeholder group OR are in the State of QLD.
Another popular example, is based on finding Stakeholders with different spellings.
Want to find out how to layer your searches? Check out this article.