Perhaps you should try some spelling variations:
"therapy in practice theories" » "therapy in lattice theories", "therapy in practice thereof", "therapy in practice three"
"therapy in practice theory" » "therapy in lattice theory"

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: "((\"therapy in practice theories\") OR (\"therapy in practice theory\"))".
• Removing quotes may allow a broader search: (( therapy in practice theories ) OR ( therapy in practice theory )).
• Adding a wildcard symbol may retrieve word variants: (("therapy in practice theories") OR ("therapy in practice theory"))*.