Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong hai cua snippets" » "dong ha cua snippets", "dong tai cua snippets", "cong hai cua snippets", "dong thai cua snippets", "dong hoi cua snippets", "dong dai cua snippets"
"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 hai cua snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong hai cua snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong hai cua snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong hai cua snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.