Perhaps you should try some spelling variations:
"using computation based scheduling problems" » "using computation based scheduling problem" (Expand search), "using computational based scheduling problems" (Expand search), "using imputation based scheduling problems" (Expand search), "using compilation based scheduling problems" (Expand search), "using competition based scheduling problems" (Expand search), "using computacion base scheduling problems" (Expand search), "using computation and scheduling problems" (Expand search), "using computation gain scheduling problems" (Expand search), "using computation crew scheduling 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.

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