Perhaps you should try some spelling variations:
"paul collier" » "a collier", "paul rolli", "joel collier"
"paul hibbert" » "paul herbert", "pam hibbert", "paul gilbert"
"paul hobler" » "paul holger", "paul hooper", "paul stoller"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("paul hobler") OR ("paul collier"))) OR ("paul hibbert")).
• Removing quotes may allow a broader search: (((( paul hobler ) or ( paul collier ))) or ( paul hibbert )).
• Adding a wildcard symbol may retrieve word variants: (((("paul hobler") or ("paul collier"))) or ("paul hibbert"))*.