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