.Command entry: SHIFT + F3
Open the Find Items window.
On the Find Selection Tree, click the items where you want to start searching from. For example, if you want to search the whole model, select the Standard option from the drop-down list, press and hold CTRL, and click all files that comprise the model. If you want to limit your search to a selection set, select the Sets option from the drop-down list, and click the required set.
Define a search statement:
Define more search statements, if required.
By default, all statements are ANDed. This means that they all need to be true for an item to be selected. You can make a statement use OR logic, by right-clicking it and clicking Or Condition. If you are using two statements, and marked the second one as ORed, this means that an item will be selected if either of these statements is true.
Click the Find All button. The search results are highlighted in the Scene View and the Selection Tree.
Click Home tab > Select & Search panel > Sets drop-down > Manage Sets.
This opens the Sets window and makes it the active window.
Click Save Search
.
Type a name for your search set, and press ENTER.