Perhaps you should try some spelling variations:
communication conversation » communication information, communication cohesion, communication communication
conversation based » conversion based, conversation basic, conversation made
based dimensions » based dimension, basic dimensions, based dimensioning
model linear » models linear
model life » model list, moral life

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication conversation based dimensions ((((model life) OR (model linear))) or (modern life))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication conversation based dimensions ((((model life) OR (model linear))) OR (modern life)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication conversation based dimensions ((((model life) OR (model linear))) or (modern life))".
• Adding a wildcard symbol may retrieve word variants: communication conversation based dimensions ((((model life) OR (model linear))) or (modern life))*.