Perhaps you should try some spelling variations:
"and computation in routing problem" » "and computational in routing problem" (Expand search), "of computation in routing problem" (Expand search), "and computation and routing problem" (Expand search), "and computation of routing problem" (Expand search), "and imputation in routing problem" (Expand search), "and computation in routine problem" (Expand search), "and computation in rooting problem" (Expand search), "and computation on routing problem" (Expand search)
"using modulo python python programming" » "using codigo python python programming" (Expand search), "using modulo pythons python programming" (Expand search), "using modulo piton python programming" (Expand search), "using modulo pitons python programming" (Expand search), "using module python python programming" (Expand search), "using model python python programming" (Expand search), "using models 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: (("and computation in routing problem") OR ("using modulo python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computation in routing problem\") OR (\"using modulo python python programming\"))".
• Removing quotes may allow a broader search: (( and computation in routing problem ) OR ( using modulo python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and computation in routing problem") OR ("using modulo python python programming"))*.