Perhaps you should try some spelling variations:
"coder teaching computer string problem" » "coder teaching competence string problem" (Expand search), "coder teaching computer styling problem" (Expand search), "coder teaching computer fitting problem" (Expand search), "coder teaching computer coding problem" (Expand search), "code teaching computer string problem" (Expand search), "poder teaching computer string problem" (Expand search), "model teaching computer string problem" (Expand search), "coder teaching computer sizing problem" (Expand search), "coder teaching computer rostering problem" (Expand search), "coder teaching computer sharing problems" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder teaching computer string problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder teaching computer string problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder teaching computer string problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder teaching computer string problem") OR ("api python python python programming"))*.