Perhaps you should try some spelling variations:
"data using java snippets" » "data using data snippets"
"dang noi de snippets" » "nang noi de snippets", "dang khoi de snippets", "dang ngoc de snippets", "dang nuoi de snippets", "dang noi ve snippets", "dang noi da snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("data using java snippets") or ("dang noi de snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data using java snippets") OR ("dang noi de snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( data using java snippets ) or ( dang noi de snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data using java snippets") or ("dang noi de snippets"))) or ("locating bug code snippets"))*.