Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"bai ngu va snippets" » "bai nghe va snippets", "bai ngu van snippets", "bai ngu ca snippets", "bai nguoi va snippets", "bai 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: (((("bai 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: (((("bai ngu va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bai ngu va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bai ngu va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.