Perhaps you should try some spelling variations:
"coder precoding using batch code" » "coherent precoding using batch code" (Expand search), "linear precoding using batch code" (Expand search), "coder decoding using batch code" (Expand search), "coder coding using batch code" (Expand search), "coder breeding using batch code" (Expand search), "coder precoding using batch mode" (Expand search), "coder precoding using batch model" (Expand search), "coder precoding using batch modes" (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 precoding using batch code") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoding using batch code\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoding using batch code ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoding using batch code") OR ("api python python python programming"))*.