Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang tu 05 slippers" » "dang thu 05 slippers", "dang su 05 slippers", "dong tu 05 slippers", "dang tu 01 slippers", "dang tu 07 slippers", "dang tu 08 slippers", "dang tu 05 slippery", "dang tu 05 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: (((("dang tu 05 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang tu 05 slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang tu 05 slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang tu 05 slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.