Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lang van hue snippets" » "lang van code snippets", "dang van hue snippets", "tang van hue snippets", "hoang van hue snippets", "lang van thue snippets", "lang van hoe snippets", "lang van huy 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 ("lang van hue snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("lang van hue snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( lang van hue snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("lang van hue snippets"))) or ("locating bug core snippets"))*.