Perhaps you should try some spelling variations:
"coder presentation on complexity from" » "poster presentation on complexity from" (Expand search), "cancer presentation on complexity from" (Expand search), "case presentation on complexity from" (Expand search), "coder presentation of complexity from" (Expand search), "coder presentation in complexity from" (Expand search), "coder representation on complexity from" (Expand search), "coder presentation and complexity from" (Expand search), "coder presentation _ complexity from" (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 presentation on complexity from\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder presentation on complexity from ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder presentation on complexity from") OR ("api python python python programming"))*.