Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"quan ba cau snippets" » "quan ha cau snippets", "quan va cau snippets", "quan xa cau snippets", "quan bac cau snippets", "quan ban cau snippets", "quan bo cau 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 ("quan ba cau snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( quan ba cau snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("quan ba cau snippets"))) or ("locating bug core snippets"))*.