Perhaps you should try some spelling variations:
"coder precoder basic arduino programming" » "coder precoder basic arduino programmable" (Expand search), "coder precoder basic radio programming" (Expand search), "coder precoder basic learning programming" (Expand search), "coder decoder basic arduino programming" (Expand search), "coder precoder fisica arduino programming" (Expand search), "coder precoder basic amino programming" (Expand search), "coder precoder psoc arduino programming" (Expand search)
"api in python python programming" » "api in pythons python programming" (Expand search), "api in piton python programming" (Expand search), "api in pitons python programming" (Expand search), "api _ python python programming" (Expand search), "api an python python programming" (Expand search), "fpi in python python programming" (Expand search), "gpi in 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: (("coder precoder basic arduino programming") OR ("api in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder basic arduino programming\") OR (\"api in python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder basic arduino programming ) OR ( api in python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder basic arduino programming") OR ("api in python python programming"))*.