Perhaps you should try some spelling variations:
development control » development centre, development context, development countries
control extending » control enhancing, control leading
array imaging » arrays imaging, airway imaging, ray imaging
array arcing » array forming, array probing, array sharing
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: application development control extending ((array imaging) or (((array arcing) or (array string))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: application development control extending ((array imaging) OR (((array arcing) OR (array string)))).
• Adding a wildcard symbol may retrieve word variants: application development control extending ((array imaging) or (((array arcing) or (array string))))*.