Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung va gian slippers" » "dung va gianh slippers", "dung van gian slippers", "dung va giai slippers", "dung va gian slippery", "dung va gian 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 va gian 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 va gian slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung va gian slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung va gian slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.