Perhaps you should try some spelling variations:
"coder coder fragment based problem" » "coder cover fragment based problem" (Expand search), "coder model fragment based problem" (Expand search), "coder bone fragment based problem" (Expand search), "coder coder fragment based problems" (Expand search), "coder coder fragment based probe" (Expand search), "coder coder fragment posed problem" (Expand search), "coder decoder fragment based problem" (Expand search), "code code fragment based problem" (Expand search), "decoder codec fragment based 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 fragment based problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder fragment based problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder fragment based problem") OR ("api python python python programming"))*.