Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"hoc duc tan snippets" » "hoc duoc tan snippets", "hoc nuoc tan snippets", "hoc thuc tan snippets", "hoc duc tran snippets", "hoc duc toan snippets", "hoc duc than 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 ("hoc duc tan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hoc duc tan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hoc duc tan snippets"))) or ("locating bug core snippets"))*.