Perhaps you should try some spelling variations:
"barcode decoding using algorithm complexity" » "barcode decoding using algorithms complexity" (Expand search), "barcode decoding using algorithmic complexity" (Expand search), "barcode decoding using algorithm context" (Expand search), "barcode decoding dosing algorithm complexity" (Expand search), "barcode debonding using algorithm complexity" (Expand search), "barcode precoding using algorithm complexity" (Expand search), "barcode coding using algorithm complexity" (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), "manim 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: "((\"barcode decoding using algorithm complexity\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( barcode decoding using algorithm complexity ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("barcode decoding using algorithm complexity") OR ("api python python python programming"))*.