Perhaps you should try some spelling variations:
"coder decoder coding by introduction" » "coder decoder coding by reintroduction" (Expand search), "coder decoder coding an introduction" (Expand search), "coder decoder coding _ introduction" (Expand search), "coder decoder codecs by introduction" (Expand search), "coder decoder using by introduction" (Expand search), "coder decoder codec by introduction" (Expand search), "encoder decoder coding by introduction" (Expand search), "coder decoder loading by introduction" (Expand search), "coder decoder coding of introduction" (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 decoder coding by introduction\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder decoder coding by introduction ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder decoder coding by introduction") OR ("api python python python programming"))*.