Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"hanh cao cong snippets" » "hanh cac cong snippets", "hanh cat cong snippets", "hanh cad cong snippets", "hanh cao dang snippets", "hanh cua cong 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 ("hanh cao cong snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hanh cao cong snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hanh cao cong snippets"))) or ("locating bug core snippets"))*.