Perhaps you should try some spelling variations:
interaction conceptual » intervention conceptual, interaction concept, interaction concepts
conceptual control » contextual control, conceptual content, conception control
control extending » control enhancing, control leading
array processing » dairy processing, query processing
array string » array strong, arrays strings, array sharing

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: interaction conceptual control extending ((array string) or (array processing))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: interaction conceptual control extending ((array string) OR (array processing)).
• Adding a wildcard symbol may retrieve word variants: interaction conceptual control extending ((array string) or (array processing))*.