Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dao do trinh slippers" » "dao doc trinh slippers", "dao doi trinh slippers", "dao co trinh slippers", "dao o trinh slippers", "dao ho trinh slippers", "dao dong trinh slippers", "dao do trinh slippery", "dao do trinh 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: (((("dao do trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao do trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao do trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao do trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.