Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung tho cach snippets" » "duong tho cach snippets", "dung theo cach snippets", "dung thoi cach snippets", "dung tho cac snippets", "dung thuc cach snippets", "dung cho 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: (((("dung tho cach snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung tho cach snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung tho cach snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung tho cach snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.