Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van anh can snippets" » "van anh code snippets", "van thanh can snippets", "van minh can snippets", "tuan anh can snippets", "van anh van snippets", "van anh ca snippets", "van anh cam snippets"
"dung java java snippets" » "dung va java snippets"

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

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