Perhaps you should try some spelling variations:
"pre formulation using computer programming" » "pre formulation using computer program" (Expand search), "pre formulation using computer programs" (Expand search), "pre formulations using computer programming" (Expand search), "pre formation using computer programming" (Expand search), "pre simulation using computer programming" (Expand search), "the formulation using computer programming" (Expand search), "pre formulacao using computer programming" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"pre formulation using computer programming\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( pre formulation using computer programming ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("pre formulation using computer programming") OR ("using coding python python programming"))*.