Perhaps you should try some spelling variations:
communication conversion » communication conversation, communications convention, communication cohesion
data dimensionals » data dimensions, data dimensionality, data dimension
data dimensional » data dimension, data dimensions, meta dimensional
terrain arcing » terrain mapping, terrain cycling, terrain driving

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication conversion ((data dimensionals) or (data dimensional)) terrain arcing~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication conversion ((data dimensionals) OR (data dimensional)) terrain arcing.
• Adding a wildcard symbol may retrieve word variants: communication conversion ((data dimensionals) or (data dimensional)) terrain arcing*.