Perhaps you should try some spelling variations:
"coder sparse optimization algorithm array" » "coder space optimization algorithm array" (Expand search), "coder shape optimization algorithm array" (Expand search), "coder scale optimization algorithm array" (Expand search), "coder sparse optimization algoritmos array" (Expand search), "coder sparse optimization algorithm aaa" (Expand search), "coder sparse optimization algorithm binary" (Expand search), "over sparse optimization algorithm array" (Expand search), "under sparse optimization algorithm array" (Expand search), "novel sparse optimization algorithm array" (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 sparse optimization algorithm array\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder sparse optimization algorithm array ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder sparse optimization algorithm array") OR ("api python python python programming"))*.