Perhaps you should try some spelling variations:
"coder coder presentation et program" » "coder poster presentation et program" (Expand search), "coder cancer presentation et program" (Expand search), "coder case presentation et program" (Expand search), "coder coder presentation at program" (Expand search), "coder coder representation et program" (Expand search), "coder coder presentation des program" (Expand search), "coder decoder presentation et program" (Expand search), "code code presentation et program" (Expand search), "decoder codec presentation et program" (Expand search), "coder coder presentation net program" (Expand search), "coder coder presentation pet program" (Expand search), "coder coder presentation it 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 presentation et program") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder presentation et program\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder presentation et program ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder presentation et program") OR ("on python python python programming"))*.