Perhaps you should try some spelling variations:
"coder code ctn triangle problem" » "coder code ctn triangle problems" (Expand search), "coder code ctn range problem" (Expand search), "coder code ctn change problem" (Expand search), "coder code on triangle problem" (Expand search), "coder code in triangle problem" (Expand search), "coder code sun triangle problem" (Expand search), "code code ctn triangle problem" (Expand search), "modern code ctn triangle problem" (Expand search), "color code ctn triangle problem" (Expand search), "coder code an triangle 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.

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