Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran toan do snippets" » "tran toan code snippets", "tranh toan do snippets", "tran tuan do snippets", "tran tan do snippets", "tran toan ho snippets", "tran toan co snippets", "tran toan du 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 ("tran toan do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("tran toan do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( tran toan do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("tran toan do snippets"))) or ("locating bug core snippets"))*.