Perhaps you should try some spelling variations:
"coder coder _ sequential material" » "coder coder _ sequential aerial" (Expand search), "coder coder _ sequential lateral" (Expand search), "coder coder _ sequential factorial" (Expand search), "coder decoder _ sequential material" (Expand search), "code code _ sequential material" (Expand search), "decoder codec _ sequential material" (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 _ sequential material") OR ("manim python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ sequential material\") OR (\"manim python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder _ sequential material ) OR ( manim python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder _ sequential material") OR ("manim python python python programming"))*.