Perhaps you should try some spelling variations:
"coder decoder open string problems" » "coder decoder open string problem" (Expand search), "coder decoder open sharing problems" (Expand search), "coder decoder open sorting problems" (Expand search), "encoder decoder open string problems" (Expand search), "coder decoder model string problems" (Expand search), "coder decoder codec string problems" (Expand search), "coder decoder in string problems" (Expand search), "coder decoder ten string problems" (Expand search), "coder decoder on string 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), "manim 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 decoder open string problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder open string problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder open string problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder open string problems") OR ("api python python python programming"))*.