Perhaps you should try some spelling variations:
communication documentation » communication foundation, communication communication, communication conversation
dimensional channel » dimension channel, dimensional change, dimensional cancer
dimensional changes » dimensional change, dimensional exchange, dimensional range
documentation asia » documentation basic, documentation animal, documentation basics

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 asia ((dimensional channel) OR (dimensional changes)) steven~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication documentation asia ((dimensional channel) OR (dimensional changes)) steven".
• Adding a wildcard symbol may retrieve word variants: communication documentation asia ((dimensional channel) OR (dimensional changes)) steven*.