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