Perhaps you should try some spelling variations:
"trong duoc long snippets" » "trong duoc code snippets", "trong cuoc long snippets", "trong nuoc long snippets", "trong doi long snippets", "trong duc long snippets", "trong duoc dong snippets", "trong duoi long snippets"
"locating bug core snippets" » "locating bug code 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 ("trong duoc long snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("trong duoc long snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong duoc long snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong duoc long snippets"))) or ("locating bug core snippets"))*.