Perhaps you should try some spelling variations:
communication education » community education, communication communication, communication information
pico multidimensional » via multidimensional, ii multidimensional, _ multidimensional
databases optimal » databases apuama, databases digital, databases formal
databases ptime » databases pt, databases pin, databases adaptive
education pico » education price, education pace, education policy

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication education pico multidimensional ((databases optimal) OR (databases ptime))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication education pico multidimensional ((databases optimal) OR (databases ptime))".
• Adding a wildcard symbol may retrieve word variants: communication education pico multidimensional ((databases optimal) OR (databases ptime))*.