Perhaps you should try some spelling variations:
"coder _ clustering algorithm simulation" » "coder _ clustering algorithms simulation" (Expand search), "coder _ clustering algorithm simulated" (Expand search), "coder _ clustering algorithm population" (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 _ clustering algorithm simulation") OR ("manim python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ clustering algorithm simulation\") OR (\"manim python python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ clustering algorithm simulation ) OR ( manim python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ clustering algorithm simulation") OR ("manim python python python programming"))*.