Perhaps you should try some spelling variations:
"coder coder user testing problem" » "coder coder user nesting problem" (Expand search), "coder coder user nesting problems" (Expand search), "coder coder user teaching problem" (Expand search), "coder decoder user testing problem" (Expand search), "code code user testing problem" (Expand search), "decoder codec user testing problem" (Expand search), "coder poder usar testing problem" (Expand search), "coder code use testing problem" (Expand search), "coder codes used testing problem" (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 coder user testing problem\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder user testing problem ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder user testing problem") OR ("api python python python programming"))*.