Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran thanh cac snippets" » "tran thanh code snippets", "ban thanh cac snippets", "van thanh cac snippets", "quan thanh cac snippets", "tran hanh cac snippets", "tran thanh bac snippets", "tran thanh ca 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: (((("tran thanh cac snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran thanh cac snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tran thanh cac snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran thanh cac snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.