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