Perhaps you should try some spelling variations:
"coder coder sampling student problem" » "coder coder sampling studies problem" (Expand search), "coder coder sampling study problem" (Expand search), "coder coder mapping student problem" (Expand search), "coder coder sampling student profile" (Expand search), "coder under sampling student problem" (Expand search), "coder over sampling student problem" (Expand search), "coder core sampling student problem" (Expand search), "coder decoder sampling student problem" (Expand search), "code code sampling student problem" (Expand search), "decoder codec sampling student problem" (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 coder sampling student problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder sampling student problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder sampling student problem") OR ("api python python python programming"))*.