Perhaps you should try some spelling variations:
"coder coder coding c programming" » "coder coder coding _ programming" (Expand search), "coder coder coding cone programming" (Expand search), "coder coder coding and programming" (Expand search), "coder modern coding c programming" (Expand search), "coder color coding c programming" (Expand search), "coder odor coding c programming" (Expand search), "coder decoder coding c programming" (Expand search), "code code coding c programming" (Expand search), "decoder codec coding c programming" (Expand search), "coder coder coding co programming" (Expand search), "coder coder coding h programming" (Expand search)
"lpi _ python python programming" » "lpi _ pythons python programming" (Expand search), "lpi _ piton python programming" (Expand search), "lpi _ pitons 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 coding c programming") OR ("lpi _ python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder coding c programming\") OR (\"lpi _ python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder coding c programming ) OR ( lpi _ python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder coding c programming") OR ("lpi _ python python programming"))*.