Perhaps you should try some spelling variations:
"based computation using gis programming" » "based computational using gis programming" (Expand search), "based competition using gis programming" (Expand search), "based compilation using gis programming" (Expand search), "based computations using gis programming" (Expand search), "based computation in gis programming" (Expand search), "based composition using gis programming" (Expand search), "based computation using kids programming" (Expand search), "based computation using go programming" (Expand search), "based computation using aid programming" (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: "((\"based computation using gis programming\") OR (\"using python python python programming\"))~".
• Removing quotes may allow a broader search: (( based computation using gis programming ) OR ( using python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("based computation using gis programming") OR ("using python python python programming"))*.