Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran thanh cua snippets" » "tran thanh code snippets", "ban thanh cua snippets", "van thanh cua snippets", "quan thanh cua snippets", "tran tranh cua snippets", "tran than cua snippets", "tran hanh cua 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 cua 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 cua snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tran thanh cua snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran thanh cua snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.