Perhaps you should try some spelling variations:
communication conversacion » communication conversation, communication cooperation, communication cohesion
conversacion spatial » conversation social, convection spatial, conversation survival
spatial dimensions » social dimensions, social dimension, political dimensions
broad line » broad mite, broad ice
read line » real line, read like, read one

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

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