Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"sat thuong va snippets" » "san thuong va snippets", "sat huong va snippets", "tat thuong va snippets", "sat truong va snippets", "sat thong va snippets", "sat thuong mai 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 ("sat thuong va snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( sat thuong va snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("sat thuong va snippets"))) or ("locating bug core snippets"))*.