Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"can cao hoat snippets" » "can co hoat snippets", "can cao chat snippets", "can dan hoat snippets", "ca cao hoat snippets", "can cau hoat snippets", "cay cao hoat 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 ("can cao hoat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( can cao hoat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("can cao hoat snippets"))) or ("locating bug core snippets"))*.