Perhaps you should try some spelling variations:
"coder coder and compulsory programming" » "coder coder and computer programming" (Expand search), "coder coder and computers programming" (Expand search), "coder coder and computer programing" (Expand search), "coder coder of compulsory programming" (Expand search), "coder coder the compulsory programming" (Expand search), "coder decoder and compulsory programming" (Expand search), "code code and compulsory programming" (Expand search), "decoder codec and compulsory programming" (Expand search), "coder code and compulsory programming" (Expand search), "coder codes and compulsory programming" (Expand search), "coder poder and compulsory 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 and compulsory programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder and compulsory programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder and compulsory programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder and compulsory programming") OR ("on python python python programming"))*.