Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"vang trong san snippets" » "lang trong san snippets", "vung trong san snippets", "mang trong san snippets", "vang trong cac snippets", "vang cong san snippets", "vang dong san snippets", "vang trong san slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") or ("vang trong san snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("vang trong san snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( vang trong san snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("vang trong san snippets"))) or ("locating bug code snippets"))*.