Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dang cau quan slippers" » "hang cau quan slippers", "bang cau quan slippers", "dang mau quan slippers", "dang cau qua slippers", "dang cao quan slippers", "dang ca quan slippers", "dang cau quan slippery", "dang cau quan grippers"
"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 java java snippets") or ("dang cau quan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dang cau quan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dang cau quan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dang cau quan slippers"))) or ("locating bug code snippets"))*.