Perhaps you should try some spelling variations:
"coder coder using concept effect" » "coder coder using context effect" (Expand search), "coder coder using content effect" (Expand search), "coder coder using concrete effect" (Expand search), "coder coder using cone effect" (Expand search), "coder decoder using concept effect" (Expand search), "code code using concept effect" (Expand search), "decoder codec using concept effect" (Expand search), "coder coders using concept effect" (Expand search), "coder cover using concept effect" (Expand search), "coder code using concept effect" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 using concept effect") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder using concept effect\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder using concept effect ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder using concept effect") OR ("on python python python programming"))*.