Perhaps you should try some spelling variations:
"and computation using event processing" » "and computations using event processing" (Expand search), "and computation in event processing" (Expand search), "and composition using event processing" (Expand search), "and computation using meat processing" (Expand search), "and computation using post processing" (Expand search), "and computational using event processing" (Expand search), "of computation using event processing" (Expand search), "and computation using events processing" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python python python programming" (Expand search)

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: "((\"and computation using event processing\") OR (\"using python python python programming\"))~".
• Removing quotes may allow a broader search: (( and computation using event processing ) OR ( using python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("and computation using event processing") OR ("using python python python programming"))*.