Perhaps you should try some spelling variations:
"using computation in loading problem" » "using computational in loading problem" (Expand search), "using imputation in loading problem" (Expand search), "using compilation in loading problem" (Expand search), "using computation in routing problem" (Expand search), "using computation in planning problem" (Expand search), "using computation and loading problem" (Expand search), "using computation of loading problem" (Expand search), "using computation in leading problem" (Expand search), "using computation ii loading problem" (Expand search), "using computation i loading problem" (Expand search)
"usando python python python programming" » "usando pythons python python programming" (Expand search), "usando piton python python programming" (Expand search), "usando pitons 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: "((\"using computation in loading problem\") OR (\"usando python python python programming\"))~".
• Removing quotes may allow a broader search: (( using computation in loading problem ) OR ( usando python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computation in loading problem") OR ("usando python python python programming"))*.