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