NVivo Find (Simple) Screenshot Tutorial
You can find project items based on their name or characters contained in their name. For example, you could find all the sources, nodes and sets that have North somewhere in their name.
For a simple "Find", click Tools -- Find -- Find
Above the Internals, a search box will appear.
Type part or all of the word you are lookning for. Choose where to "Search in". and Click Find Now.
Above are the results.