Perhaps you should try some spelling variations:
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"coder coder and database proposal" » "coder coder _ database proposal" (Expand search), "coder decoder and database proposal" (Expand search), "code code and database proposal" (Expand search), "decoder codec and database proposal" (Expand search), "coder code and database proposal" (Expand search), "coder codes and database proposal" (Expand search), "coder poder and database proposal" (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 and database proposal") OR ("manim python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder and database proposal\") OR (\"manim python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder and database proposal ) OR ( manim python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder and database proposal") OR ("manim python python python programming"))*.