Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"nhan va data slippers" » "nhan tai data slippers", "nhan dan data slippers", "nhan tao data slippers", "nhan a data slippers", "nhan va dat slippers", "nhan va data slippery", "nhan va data 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: (((("nhan va data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan va data slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan va data slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan va data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.