Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"van tao hoi snippets" » "van thao hoi snippets", "vang tao hoi snippets", "van tai hoi snippets", "van tao khoi snippets", "van tao boi snippets", "van tay hoi 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 ("van tao hoi snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( van tao hoi snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("van tao hoi snippets"))) or ("locating bug core snippets"))*.