Perhaps you should try some spelling variations:
"coder coder sampling time problems" » "coder under sampling time problems" (Expand search), "coder over sampling time problems" (Expand search), "coder core sampling time problems" (Expand search), "coder coder sampling in problems" (Expand search), "coder coder sampling bias problems" (Expand search), "coder coder sampling the problems" (Expand search), "coder coder sampling some problems" (Expand search), "coder coder sampling type problems" (Expand search), "coder decoder sampling time problems" (Expand search), "code code sampling time problems" (Expand search), "decoder codec sampling time problems" (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 time problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder sampling time problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder sampling time problems") OR ("api python python python programming"))*.