Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung so 21 slippers" » "dung co 21 slippers", "dung mo 21 slippers", "dung cho 21 slippers", "dung so 2 slippers", "dung so 26 slippers", "dung so 22 slippers", "dung so 21 slippery", "dung so 21 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: (((("dung so 21 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung so 21 slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung so 21 slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung so 21 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.