Perhaps you should try some spelling variations:
"using computational logical reference array" » "using computational logic reference array" (Expand search), "using computacional logica reference array" (Expand search), "using computational numerical reference array" (Expand search), "and computational logical reference array" (Expand search), "using computational local reference array" (Expand search), "using computational lexical reference array" (Expand search), "using computational biological reference array" (Expand search), "using computational logical reference area" (Expand search), "using computational logical reference areas" (Expand search), "using computational logical reference cardiac" (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: "((\"using computational logical reference array\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( using computational logical reference array ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computational logical reference array") OR ("using coding python python programming"))*.