Perhaps you should try some spelling variations:
"coder coder units location problem" » "coder coder units allocation problem" (Expand search), "coder coder its location problem" (Expand search), "coder coder knots location problem" (Expand search), "coder decoder units location problem" (Expand search), "code code units location problem" (Expand search), "decoder codec units location problem" (Expand search), "coder power units location problem" (Expand search), "coder modelo units location problem" (Expand search), "coder closed units location 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 units location problem") OR ("manim python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder units location problem\") OR (\"manim python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder units location problem ) OR ( manim python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder units location problem") OR ("manim python python python programming"))*.