Perhaps you should try some spelling variations:
"coder precoder these linear programmin" » "coder precoder these linear programming" (Expand search), "coder precoder these nonlinear programming" (Expand search), "coder decoder these linear programmin" (Expand search), "coder precoder scheme linear programmin" (Expand search), "coder precoder the linear programmin" (Expand search), "coder precoder phase linear programmin" (Expand search), "coder precoder theory linear programmin" (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 precoder these linear programmin") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder these linear programmin\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder these linear programmin ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder these linear programmin") OR ("api python python python programming"))*.