Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung dao dan slippers" » "duong dao dan slippers", "dung dat dan slippers", "dong dao dan slippers", "dung dao van slippers", "dung cao dang slippers", "dung dao dong slippers", "dung dao dan slippery", "dung dao dan 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 ("dung dao dan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dung dao dan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung dao dan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("dung dao dan slippers"))) or ("locating bug code snippets"))*.