Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong tu hoi snippets" » "dong luc hoi snippets", "thong tu hoi snippets", "dong tai hoi snippets", "dong thu hoi snippets", "dong tu choi snippets", "dong tu hoai 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 tu hoi 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 tu hoi snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tu hoi snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tu hoi snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.