Perhaps you should try some spelling variations:
"coder coding bfgs algorithms complexity" » "coder coding bfgs algorithmic complexity" (Expand search), "coder coding bfgs algorithm complexity" (Expand search), "coder coding basis algorithms complexity" (Expand search), "coder coding bayes algorithms complexity" (Expand search), "modern coding bfgs algorithms complexity" (Expand search), "color coding bfgs algorithms complexity" (Expand search), "odor coding bfgs algorithms complexity" (Expand search), "coder coding sdgs algorithms 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)

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 coding bfgs algorithms complexity\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding bfgs algorithms complexity ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding bfgs algorithms complexity") OR ("api python python python programming"))*.