Perhaps you should try some spelling variations:
"mothers poverty study" » "other poverty study", "mother's property study", "southern poverty study", "mothers property study", "mothers poverty story", "mothers poverty studies"
"mother poverty study" » "other poverty study", "southern poverty study", "neither poverty study", "mother property study", "mother poverty story", "mother poverty studies"

Try widening your search to All Fields.

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: "((\"mother poverty study\") OR (\"mothers poverty study\"))".
• Removing quotes may allow a broader search: (( mother poverty study ) OR ( mothers poverty study )).
• Adding a wildcard symbol may retrieve word variants: (("mother poverty study") OR ("mothers poverty study"))*.