Perhaps you should try some spelling variations:
"amateur automatic dissociation" » "amateur enzymatic dissociation", "amateur automatic distortion", "amateur automatic invocation", "water automatic dissociation", "amateur athletic dissociation", "better automatic dissociation"
"amateur automatic association" » "amateur automating associations", "amateur automatic classication", "amateur automatic annotation", "water automatic association", "amateur athletic association", "better automatic association"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"amateur automatic dissociation\") OR (\"amateur automatic association\"))".
• Removing quotes may allow a broader search: (( amateur automatic dissociation ) OR ( amateur automatic association )).
• Adding a wildcard symbol may retrieve word variants: (("amateur automatic dissociation") OR ("amateur automatic association"))*.