Perhaps you should try some spelling variations:
"coder coder field based programming" » "coder coder field and programming" (Expand search), "coder coder field based program" (Expand search), "coder coder field cone programming" (Expand search), "coder decoder field based programming" (Expand search), "code code field based programming" (Expand search), "decoder codec field based programming" (Expand search), "coder cover field based programming" (Expand search), "coder under field based programming" (Expand search), "coder power field based programming" (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 field based programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder field based programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder field based programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder field based programming") OR ("on python python python programming"))*.