Perhaps you should try some spelling variations:
"api pythons python python programming" » "api pitons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pythons piton python programming" (Expand search), "api pythons pitons python programming" (Expand search), "api pythons pytm python programming" (Expand search), "api python python python programming" (Expand search)
"coder using arduino mega using" » "coders using arduino mega using" (Expand search), "cover using arduino mega using" (Expand search), "code using arduino mega using" (Expand search), "coder using arduino 68ga using" (Expand search), "coder using arduino fpga using" (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: (("coder using arduino mega using") OR ("api pythons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder using arduino mega using\") OR (\"api pythons python python programming\"))*".
• Removing quotes may allow a broader search: (( coder using arduino mega using ) OR ( api pythons python python programming ))*.