Perhaps you should try some spelling variations:
"and computation using pid program" » "and computations using pid program" (Expand search), "and computation in pid program" (Expand search), "and composition using pid program" (Expand search), "and computational using pid program" (Expand search), "of computation using pid program" (Expand search), "and computation using aid program" (Expand search), "and computation using phd program" (Expand search), "and computation using pibid program" (Expand search), "and computation using rapid program" (Expand search), "and computation using lipid program" (Expand search), "and computation tuning pid program" (Expand search)
"using codigo python python programming" » "using codigo pythons python programming" (Expand search), "using codigo piton python programming" (Expand search), "using codigo pitons python programming" (Expand search), "using indigo python python programming" (Expand search), "using coding python python programming" (Expand search), "using codium python python programming" (Expand search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("and computation using pid program") OR ("using codigo python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computation using pid program\") OR (\"using codigo python python programming\"))".
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