Perhaps you should try some spelling variations:
"coder coder programmation parallel processing" » "coder coder programmation parallele processing" (Expand search), "coder coder programming parallel processing" (Expand search), "coder coder programmation parallel programming" (Expand search), "coder decoder programmation parallel processing" (Expand search), "code code programmation parallel processing" (Expand search), "decoder codec programmation parallel processing" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons python 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 programmation parallel processing") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder programmation parallel processing\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder programmation parallel processing ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder programmation parallel processing") OR ("_ python python python programming"))*.