Perhaps you should try some spelling variations:
"coder computation complex sampling problem" » "coder computation computer sampling problem" (Expand search), "coder communication complex sampling problem" (Expand search), "coder computational complexity sampling problem" (Expand search), "modern computation complex sampling problem" (Expand search), "core computation complex sampling problem" (Expand search), "color computation complex sampling problem" (Expand search), "coder computation complex sampling problems" (Expand search), "coder computation complex swamping problem" (Expand search), "coder computation complex gambling 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 computation complex sampling problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder computation complex sampling problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder computation complex sampling problem") OR ("api python python python programming"))*.