Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dong dao dong snippets" » "dong dat dong snippets", "dong giao dong snippets", "dong co dong snippets", "dong lao dong snippets", "dong ha dong snippets", "dong bat dong 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 dao dong 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 dao dong snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong dao dong snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong dao dong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.