Perhaps you should try some spelling variations:
"using modis using sampling program" » "using modis using labeling program" (Expand search), "using modis using smoking program" (Expand search), "using modis using jumping program" (Expand search), "using modis using subsampling program" (Expand search), "using modis using saline program" (Expand search), "using modis using samples program" (Expand search), "using mobile using sampling program" (Expand search), "using modes using sampling program" (Expand search), "using models using sampling program" (Expand search), "using mollis using sampling program" (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)

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 modis using sampling program\") OR (\"using python python python programming\"))~".
• Removing quotes may allow a broader search: (( using modis using sampling program ) OR ( using python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using modis using sampling program") OR ("using python python python programming"))*.