Perhaps you should try some spelling variations:
"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)
"coder coder pid logic programming" » "coder decoder pid logic programming" (Expand search), "code code pid logic programming" (Expand search), "decoder codec pid logic programming" (Expand search), "coder order pid logic programming" (Expand search), "coder encoders pid logic programming" (Expand search), "coder coder rfid logic programming" (Expand search), "coder coder and logic programming" (Expand search), "coder coder d logic 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 coder pid logic programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder pid logic programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder pid logic programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder pid logic programming") OR ("api python python python programming"))*.