Perhaps you should try some spelling variations:
"children preparing" » "children playing"
"child preparing" » "child rearing", "while preparing", "ahead preparing"
"child bearing" » "child rearing"

Try widening your search to All Fields.

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: (((("child preparing") OR ("child bearing"))) OR ("children preparing")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"child preparing\") OR (\"child bearing\"))) or (\"children preparing\"))".
• Removing quotes may allow a broader search: (((( child preparing ) OR ( child bearing ))) or ( children preparing )).
• Adding a wildcard symbol may retrieve word variants: (((("child preparing") OR ("child bearing"))) or ("children preparing"))*.