Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets"
"doc bieu dat snippets" » "doc hieu dat snippets", "duoc bien dat snippets", "dac biet dat snippets", "doc bieu dac snippets", "doc lieu data snippets", "doc lieu dao 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: (((("doc bieu dat snippets") or ("dung java java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc bieu dat snippets") OR ("dung java java snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( doc bieu dat snippets ) or ( dung java java snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("doc bieu dat snippets") or ("dung java java snippets"))) or ("locating bug code slippers"))*.