Perhaps you should try some spelling variations:
"using computational in modeling problems" » "and computational in modeling problems" (Expand search), "using computational in modelling problems" (Expand search), "using computational in modelling problem" (Expand search), "using computational in modeling process" (Expand search), "using computational and modeling problems" (Expand search), "using computational _ modeling problems" (Expand search), "using computational 3d modeling problems" (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.

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