Perhaps you should try some spelling variations:
"innes duncan smith" » "james duncan smith", "ian duncan smith", "innes duncan sarah", "innes duncan sir", "innes duncan scott"
"ra duncan smith" » "ra duncan sarah", "ra duncan sir", "ra duncan scott", "_ duncan smith", "mr duncan smith", "m duncan smith"
"jon duncan smith" » "jon duncan sarah", "jon duncan sir", "jon duncan scott", "john duncan smith", "ian duncan smith", "colin duncan smith"
"j duncan smith" » "j duncan sarah", "j duncan sir", "j duncan scott", "_ duncan smith", "mr duncan smith"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"innes duncan smith\") OR (\"ra duncan smith\"))) OR (((\"jon duncan smith\") OR (\"j duncan smith\"))))".
• Removing quotes may allow a broader search: (((( innes duncan smith ) OR ( ra duncan smith ))) OR ((( jon duncan smith ) OR ( j duncan smith )))).
• Adding a wildcard symbol may retrieve word variants: (((("innes duncan smith") OR ("ra duncan smith"))) OR ((("jon duncan smith") OR ("j duncan smith"))))*.