Perhaps you should try some spelling variations:
"coder precoder tree through problem" » "coder decoder tree through problem" (Expand search), "coder precoder trees through problem" (Expand search), "coder precoder see through problem" (Expand search), "coder precoder treated through 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 precoder tree through problem") OR ("manim python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder tree through problem\") OR (\"manim python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder tree through problem ) OR ( manim python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder tree through problem") OR ("manim python python python programming"))*.