Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dang lieu data slippers" » "dang dieu data slippers", "dan lieu data slippers", "dang tieu data slippers", "dang lieu dao slippers", "dang bieu dat slippers", "dang lieu da slippers", "dang lieu data slippery", "dang lieu data grippers"
"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: (((("dang lieu data slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang lieu data slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dang lieu data slippers ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang lieu data slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.