Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong ly mat slippers" » "cong ty mat slippers", "cong li mat slippers", "cong my mat slippers", "cong ly may slippers", "cong ly ma slippers", "cong ly mat slippery", "cong ly mat grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cong ly mat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong ly mat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong ly mat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong ly mat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.