Perhaps you should try some spelling variations:
"coder coding linear programming teaching" » "coder encoding linear programming teaching" (Expand search), "coder codigo linear programming teaching" (Expand search), "coder modeling linear programming teaching" (Expand search), "modern coding linear programming teaching" (Expand search), "color coding linear programming teaching" (Expand search), "odor coding linear programming teaching" (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)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding linear programming teaching\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding linear programming teaching ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding linear programming teaching") OR ("api python python python programming"))*.