Perhaps you should try some spelling variations:
"coder decoder litter material program" » "coder decoder filter material program" (Expand search), "coder decoder faster material program" (Expand search), "encoder decoder litter material program" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder litter material program\") OR (\"manim python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder decoder litter material program ) OR ( manim python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder decoder litter material program") OR ("manim python python python programming"))*.