Perhaps you should try some spelling variations:
"coder codec based sampling error" » "coder codec and sampling error" (Expand search), "coder codec blood sampling error" (Expand search), "coder codec based sample error" (Expand search), "coder codec based sampling effort" (Expand search), "decoder codec based sampling error" (Expand search), "code code based sampling error" (Expand search), "decoder codecs based sampling error" (Expand search), "coder code based sampling error" (Expand search), "coder coding based sampling error" (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 codec based sampling error\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder codec based sampling error ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder codec based sampling error") OR ("api python python python programming"))*.