The sentences and phrases below have something in common. Can you determine what it is?

1. PILE OF LEAVES
2. TENDER ONE'S RESIGNATION
3. THE INVENTION WAS PATENTED.
4. ESTABLISHED ANTIQUE DEALER
5. HER INTEGRITY WAS BEYOND REPROACH.

HINT:
It has to do with hidden words.

Answer:

Hidden in each sentence or phrase is the name of a bug.

1. pile oF LEAves
2. resiGNATion
3. WAS Patented
4. ANTique
5. repROACH

Credit: Merl Reagle
WORKING THE BUGS OUT