Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"vat cach phan snippets" » "vat cach pha snippets", "vat mach phan snippets", "vat cac phan snippets", "va cach phan snippets", "sat cac phan snippets", "mot cach phan snippets"
"locating bug core snippets" » "locating bug code snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("vat cach phan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( vat cach phan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("vat cach phan snippets"))) or ("locating bug core snippets"))*.