Perhaps you should try some spelling variations:
"the computation and generalized array" » "the computation and generalized arma" (Expand search), "the computation and generalized airy" (Expand search), "the computation and generalized early" (Expand search), "the computational and generalized array" (Expand search), "the computation of generalized array" (Expand search), "the computation in generalized array" (Expand search), "the computation _ generalized array" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python python python programming" (Expand search)

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"the computation and generalized array\") OR (\"using python python python programming\"))~".
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