Perhaps you should try some spelling variations:
"based computation in pollution problems" » "based computation in evolution problems" (Expand search), "based computation in resolution problems" (Expand search), "based computation in completion problems" (Expand search), "based computational in pollution problems" (Expand search), "based competition in pollution problems" (Expand search), "based compilation in pollution problems" (Expand search), "based computation and pollution problems" (Expand search), "based computation of pollution problems" (Expand search), "based imputation in pollution problems" (Expand search), "based computation air pollution problems" (Expand search), "based computation _ pollution problems" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computation in pollution problems\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( based computation in pollution problems ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("based computation in pollution problems") OR ("using coding python python programming"))*.