Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"van binh phi slippers" » "van minh phi slippers", "van dinh phi slippers", "van linh phi slippers", "van kinh phi slippers", "van benh phoi slippers", "van binh phi slippery", "van binh phi 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: (((("van binh phi slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van binh phi slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van binh phi slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van binh phi slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.