Perhaps you should try some spelling variations:
"coder decoder string and computational" » "coder decoder string _ computational" (Expand search), "coder decoder using and computational" (Expand search), "encoder decoder string and computational" (Expand search), "coder decoder strings and computational" (Expand search), "coder decoder strips and computational" (Expand search), "coder decoder strike and computational" (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 decoder string and computational") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder string and computational\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder string and computational ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder string and computational") OR ("api python python python programming"))*.