Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong san data slippers" » "cong san data slippers", "dong bang data slippers", "dong von data slippers", "dong a data slippers", "dong dan dat slippers", "dong ban dat slippers", "dong san data slippery", "dong san 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: (((("dong san 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: (((("dong san data slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong san data slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong san data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.