Perhaps you should try some spelling variations:
communication documentation » communication foundation, communication communication, communication conversation
dynamics dimensional » dynamic dimension, kinematics dimensional, mechanics dimensional
basic dimensions » based dimension, pacific dimensions, design dimensions
regression line » regression lines, regression linear, regression splines

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication documentation ((dynamics dimensional) or (basic dimensions)) regression line~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication documentation ((dynamics dimensional) OR (basic dimensions)) regression line.
• Adding a wildcard symbol may retrieve word variants: communication documentation ((dynamics dimensional) or (basic dimensions)) regression line*.