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