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