Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"hanh co cac snippets" » "anh co cac snippets", "danh co cac snippets", "hanh mo cac snippets", "hanh cho cac snippets", "hanh ca cac snippets", "hanh co cau 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: (((("hanh co 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: (((("hanh co cac snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh co cac snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh co cac snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.