Perhaps you should try some spelling variations:
"coder decoder source linear programming" » "coder disorder source linear programming" (Expand search), "coder diode source linear programming" (Expand search), "coder secondary source linear programming" (Expand search), "encoder decoder source linear programming" (Expand search), "coder decoder sparce linear programming" (Expand search), "coder decoder source library programming" (Expand search), "coder decoder source litter programming" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python python python programming" (Expand search), "manim 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 decoder source linear programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder source linear programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder source linear programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder source linear programming") OR ("api python python python programming"))*.