Perhaps you should try some spelling variations:
"coder coder modem plc programming" » "coder coder modem c programming" (Expand search), "coder coder modem block programming" (Expand search), "coder coder modem _ programming" (Expand search), "coder decoder modem plc programming" (Expand search), "code code modem plc programming" (Expand search), "decoder codec modem plc programming" (Expand search), "coder decoder model plc programming" (Expand search), "coder dorder model plc programming" (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 coder modem plc programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder modem plc programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder modem plc programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder modem plc programming") OR ("api python python python programming"))*.