Perhaps you should try some spelling variations:
"coder coder on sampled problem" » "coder coder on sample problem" (Expand search), "coder coder on sample problems" (Expand search), "coder coder on complex problem" (Expand search), "coder decoder on sampled problem" (Expand search), "code code on sampled problem" (Expand search), "decoder codec on sampled problem" (Expand search), "coder coder on samples problem" (Expand search), "coder coder in samples problem" (Expand search), "coder coder in sample problem" (Expand search), "coder code on sampled problem" (Expand search), "coder codes on sampled problem" (Expand search), "coder powder on sampled 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 on sampled problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder on sampled problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder on sampled problem") OR ("api python python python programming"))*.