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