Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"xuan nhan code snippets" » "xuan thanh code snippets", "xuan toan code snippets", "van nhan code snippets", "xuan nhan co snippets", "xuan nhan con snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"

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: (((("xuan nhan code snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xuan nhan code snippets") OR ("dung java java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( xuan nhan code snippets ) or ( dung java java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xuan nhan code snippets") or ("dung java java slippers"))) or ("locating bugs code snippets"))*.