Perhaps you should try some spelling variations:
"coder coder of sampling problem" » "coder coder of sampling problems" (Expand search), "coder coder of swamping problem" (Expand search), "coder coder of gambling problems" (Expand search), "coder decoder of sampling problem" (Expand search), "code code of sampling problem" (Expand search), "decoder codec of sampling problem" (Expand search), "coder code of sampling problem" (Expand search), "coder codes of sampling problem" (Expand search), "coder codex of sampling 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder of sampling problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder of sampling problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder of sampling problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder of sampling problem") OR ("api python python python programming"))*.