Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"duc ngu va snippets" » "tuc ngu va snippets", "luc ngu va snippets", "muc ngu va snippets", "duc ngu van snippets", "duc ngu ca snippets", "duc nguoi va snippets", "duc ngu va slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("duc ngu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc ngu va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc ngu va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc ngu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.