Most major databases allow you to save your searches. This avoids retyping many lines of text when you want to reuse the same strategy.
To save your searches, you will usually need to create a free account with each database.
To continue to use the same search over time, or to stay on top of the field, you can receive email alerts every time a new article that fits your search is added to a database.
As with saving your searches, setting up an alert is usually done by making a free account.