Perhaps you should try some spelling variations:
"coder coder complex activity program" » "coder coder compared activity program" (Expand search), "coder coder cortex activity program" (Expand search), "coder coder complement activity program" (Expand search), "coder copper complex activity program" (Expand search), "coder holder complex activity program" (Expand search), "coder modern complex activity program" (Expand search), "coder decoder complex activity program" (Expand search), "code code complex activity program" (Expand search), "decoder codec complex activity program" (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 complex activity program") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder complex activity program\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder complex activity program ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder complex activity program") OR ("on python python python programming"))*.