Perhaps you should try some spelling variations:
"autism and child psychopathology across" » "autism and child psychopathology cross", "autism and child psychopathology from", "autism and child psychopathology a", "autism and child psychology across"
"autism and _ psychopathology across" » "autism and _ psychopathology cross", "autism and _ psychopathology from", "autism and _ psychopathology a"
"autism and _ psychopathology post" » "autism and _ psychopathology part", "autism and _ psychopathology _", "autism and _ psychopathology a"

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