Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"cuong linh cac snippets" » "cuong dinh cac snippets", "cuong linh cao snippets", "cuong minh cac snippets", "cong linh cac snippets", "huong linh cac snippets", "duong linh 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: (((("cuong linh 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: (((("cuong linh cac snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuong linh cac snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuong linh cac snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.