Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duoc dung cac snippets" » "duoc dung code snippets", "duc dung cac snippets", "duoc dong cac snippets", "quoc dung cac snippets", "duoc luong cac snippets", "duoc dung cho snippets", "duoc dung tai snippets"
"dung java java snippets" » "dung va java snippets"

Try widening your search to All Fields.

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 ("duoc dung cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("duoc dung cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( duoc dung cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("duoc dung cac snippets"))) or ("locating bug core snippets"))*.