Perhaps you should try some spelling variations:
community collocation » community collaboration, community relocation, community collections
collocation method » collection methods
method design » methods design, methods designs
scale linear » scale nonlinear, simple linear, sparse linear
based linear » based nonlinear, based library, based lead
basic linear » quasi linear, basic life

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

• Performing a fuzzy search may retrieve terms with similar spellings: community collocation method design ((((scale linear) or (based linear))) or (basic linear))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: community collocation method design ((((scale linear) OR (based linear))) OR (basic linear)).
• Adding a wildcard symbol may retrieve word variants: community collocation method design ((((scale linear) or (based linear))) or (basic linear))*.