Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"tra cuu chat snippets" » "tra cuu phat snippets", "tra cao chat snippets", "tra cuu che snippets", "tra cau chat snippets", "trau cua chat snippets", "trua cua chat 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 ("tra cuu chat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tra cuu chat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tra cuu chat snippets"))) or ("locating bug core snippets"))*.