Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"va trinh vat slippers" » "va trinh van slippers", "va trinh luat slippers", "va sinh vat slippers", "van trinh vat slippers", "va tinh vat slippers", "lap trinh vat slippers", "va trinh vat slippery", "va trinh vat grippers"
"locating bug code snippets" » "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.

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