Here are some examples:
* Phone: The "ph" makes the "ffff" sound.
* Graph: The "ph" makes the "ffff" sound.
* Sophisticated: The "ph" makes the "ffff" sound.
It's important to note that "ph" doesn't always make the "ffff" sound. In words like "phase" and "pheasant," the "ph" makes a "f" sound.
Let me know if you have any more questions!