Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"ban su trinh slippers" » "ban su tinh slippers", "ban qua trinh slippers", "ban quy trinh slippers", "ban sua trinh slippers", "dan su trinh slippers", "van su trinh slippers", "ban su trinh slippery", "ban su 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: (((("ban su 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: (((("ban su trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban su trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban su trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.