Perhaps you should try some spelling variations:
"coder coder smooth cross variogram" » "coder coder smooth cross semivariogram" (Expand search), "coder after smooth cross variogram" (Expand search), "coder coder smooth case variogram" (Expand search), "coder coder both cross variogram" (Expand search), "coder decoder smooth cross variogram" (Expand search), "code code smooth cross variogram" (Expand search), "decoder codec smooth cross variogram" (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 coder smooth cross variogram") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder smooth cross variogram\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder smooth cross variogram ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder smooth cross variogram") OR ("api python python python programming"))*.