Perhaps you should try some spelling variations:
duncan sarah » duncan adam, duncan gray, duncan shaw
ian duncan » brian duncan, a duncan, jon duncan
duncan sir » duncan i
j duncan » _ duncan, mr duncan

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 duncan sarah ) OR ( j duncan sir )).
• Adding a wildcard symbol may retrieve word variants: (( ian duncan sarah ) or ( j duncan sir ))*.