Perhaps you should try some spelling variations:
"using computational gis based array" » "and computational gis based array" (Expand search), "using computational grids based array" (Expand search), "using computational grid based array" (Expand search), "using computational aids based array" (Expand search), "using computational gis phased array" (Expand search), "using computational gis based spray" (Expand search), "using computational gis phased arrays" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("using computational gis based array") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational gis based array\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( using computational gis based array ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("using computational gis based array") OR ("using coding python python programming"))*.