Perhaps you should try some spelling variations:
"using java caicode snippets" » "using java code snippets", "using java caicocode snippets", "using data caicode snippets"
"locating bug core snippets" » "locating bug code snippets"
"dung van de snippets" » "dung van code snippets", "duong van de snippets", "dung va de snippets", "dang van de snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java caicode snippets") or ("dung van de snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java caicode snippets") OR ("dung van de snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using java caicode snippets ) or ( dung van de snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java caicode snippets") or ("dung van de snippets"))) or ("locating bug core snippets"))*.