Perhaps you should try some spelling variations:
"loading using python arduino programming" » "loading using python arduino programmable" (Expand search), "loading using python radio programming" (Expand search), "loading using python learning programming" (Expand search), "loading in python arduino programming" (Expand search), "loading point python arduino programming" (Expand search), "loading usando python arduino programming" (Expand search)
"using opencv python python programming" » "using opencv pythons python programming" (Expand search), "using opencv piton python programming" (Expand search), "using opencv pitons python programming" (Expand search), "using opencl python python programming" (Expand search), "using open python python programming" (Expand search), "usando opencv 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: (("loading using python arduino programming") OR ("using opencv python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"loading using python arduino programming\") OR (\"using opencv python python programming\"))*".
• Removing quotes may allow a broader search: (( loading using python arduino programming ) OR ( using opencv python python programming ))*.