Perhaps you should try some spelling variations:
"coder precoder host arduino programmable" » "coder decoder host arduino programmable" (Expand search), "coder precoder hp arduino programmable" (Expand search), "coder precoder cost arduino programmable" (Expand search), "coder precoder of arduino programmable" (Expand search), "coder precoder con arduino programmable" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons 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 host arduino programmable") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder host arduino programmable\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder host arduino programmable ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder host arduino programmable") OR ("api python python python programming"))*.