Perhaps you should try some spelling variations:
"video encoding decoding and reference" » "video reading decoding and reference" (Expand search), "video coding decoding and reference" (Expand search), "video recording decoding and reference" (Expand search), "video encoding recording and reference" (Expand search), "video encoding coding and reference" (Expand search), "video encoding encoding and reference" (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: (("video encoding decoding and reference") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"video encoding decoding and reference\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( video encoding decoding and reference ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("video encoding decoding and reference") OR ("api python python python programming"))*.