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