Perhaps you should try some spelling variations:
"coder text complexity complex program" » "coder text complexity simplex program" (Expand search), "coder text complexity complex programmes" (Expand search), "coder text complexity complex prograded" (Expand search), "cover text complexity complex program" (Expand search), "modern text complexity complex program" (Expand search), "der text complexity complex program" (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 text complexity complex program\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder text complexity complex program ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder text complexity complex program") OR ("api python python python programming"))*.