Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung sat thi slippers" » "duong sat thi slippers", "dung dat thi slippers", "dung sai thi slippers", "dung sat thuc slippers", "dung sat thi slippery", "dung sat thi 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 sat thi 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 sat thi slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung sat thi slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung sat thi slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.