Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dang java java slippers" » "dang va java slippers", "dang java java slippery", "dang java java grippers"
"dung quan code snippets" » "dung quang code snippets", "dung luan code snippets", "luong quan code snippets", "dung quan che snippets", "dung quan co 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 java java slippers") or ("dung quan code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang java java slippers") OR ("dung quan code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dang java java slippers ) or ( dung quan code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang java java slippers") or ("dung quan code snippets"))) or ("locating bugs code snippets"))*.