Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"
"dong wei zhang snippets" » "fong wei zhang snippets", "zhong wei zhang snippets", "dong tai zhang snippets", "dong wei hang snippets", "dong wei thang snippets", "dong wei khang 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 slippers") or ("dong wei zhang snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java slippers") OR ("dong wei zhang snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung java java slippers ) or ( dong wei zhang snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java slippers") or ("dong wei zhang snippets"))) or ("locating bugs code snippets"))*.