Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"hai luong vat snippets" » "hai duong vat snippets", "hai long vat snippets", "dai luong vat snippets", "hai luong va snippets", "hai luong van snippets", "hai luong tai 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 ("hai luong vat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( hai luong vat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("hai luong vat snippets"))) or ("locating bug core snippets"))*.