Perhaps you should try some spelling variations:
"ian dean johnson" » "ian jean johnson", "ian ben johnson", "ian bea johnson", "quan dean johnson", "ian chan johnson", "ian dees johnson"
"ian alan johnson" » "ian alan johnston", "ian harlan johnson", "ian albin johnson", "han alan johnson", "ian alam johnson", "yan alan johnson"
"ian keen johnson" » "ian ken johnson", "ian kevin johnson", "ian ben johnson", "a keen johnson"

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: (((("ian dean johnson") OR ("ian alan johnson"))) OR ("ian keen johnson")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"ian dean johnson\") OR (\"ian alan johnson\"))) or (\"ian keen johnson\"))".
• Removing quotes may allow a broader search: (((( ian dean johnson ) OR ( ian alan johnson ))) or ( ian keen johnson )).
• Adding a wildcard symbol may retrieve word variants: (((("ian dean johnson") OR ("ian alan johnson"))) or ("ian keen johnson"))*.