"successful examples" is a correct and usable phrase in written English.
You could use it in a sentence like, "These successful examples demonstrate the value of hard work."
What are some successful examples of collaboration?
Successful examples show that businesses can help bridge these shortcomings.
First, we have to replicate and scale successful examples.
Bart Scott is one of the most successful examples.
Biodiversity certification programs are successful examples of biodiversity-conscious framing.
Several successful examples to overcome these limitations are presented.
The approaches are illustrated with successful examples from literature.
In his speech, Mr. Morse mentioned two particularly successful examples of Aboriginal tourism.
Despite these successful examples, the fallout from some franchises has been well publicised.
Indeed there are a number of successful examples of similar systems here already.
Tesla, Nespresso, and Geox are current successful examples of such high-end disruptions.
