Perhaps you should try some spelling variations:
"coder coder string without exercise" » "coder coder string with exercise" (Expand search), "coder coder string with exercises" (Expand search), "coder coder sharing without exercise" (Expand search), "coder coder stripping without exercise" (Expand search), "coder coder working without exercise" (Expand search), "coder cordel string without exercise" (Expand search), "coder closed string without exercise" (Expand search), "coder modelo string without exercise" (Expand search), "coder decoder string without exercise" (Expand search), "code code string without exercise" (Expand search), "decoder codec string without exercise" (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 coder string without exercise") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder string without exercise\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder string without exercise ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder string without exercise") OR ("api python python python programming"))*.