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