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