Perhaps you should try some spelling variations:
"coder coder et formation problem" » "coder coder et deformation problems" (Expand search), "coder coder et location problem" (Expand search), "coder coder et formation program" (Expand search), "coder coder root formation problem" (Expand search), "coder decoder et formation problem" (Expand search), "code code et formation problem" (Expand search), "decoder codec et formation problem" (Expand search), "coder code at formation problem" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder et formation problem\") OR (\"_ python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder et formation problem ) OR ( _ python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder et formation problem") OR ("_ python python python programming"))*.