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 open python python programming" » "using open pythons python programming" (Expand search), "using open piton python programming" (Expand search), "using open pitons python programming" (Expand search), "using opencv python python programming" (Expand search), "using on python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("using computation using subsampling program") OR ("using open python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computation using subsampling program\") OR (\"using open python python programming\"))".
• Removing quotes may allow a broader search: (( using computation using subsampling program ) OR ( using open python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("using computation using subsampling program") OR ("using open python python programming"))*.