Perhaps you should try some spelling variations:
"using computation using subsampling program" » "using computation using sampling program" (Expand search), "using computational using subsampling program" (Expand search), "using imputation using subsampling program" (Expand search), "using compilation using subsampling program" (Expand search), "using computations using subsampling program" (Expand search), "using computation in subsampling program" (Expand search), "using composition using subsampling program" (Expand search), "using computation and subsampling program" (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 computation using subsampling program\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( using computation using subsampling program ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computation using subsampling program") OR ("using coding python python programming"))*.