Perhaps you should try some spelling variations:
"surface functionality in example program" » "surface functionalities in example program" (Expand search), "surface functionalized in example program" (Expand search), "surface functional in example program" (Expand search), "surface functionality and example program" (Expand search), "surface functionality of example program" (Expand search), "surface functionality an example program" (Expand search), "surface functionality on example 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.

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