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