Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dang java java snippets" » "dang va java snippets", "dang java java slippers"
"luan danh code snippets" » "luan thanh code snippets", "luan van code snippets", "luan nang code snippets", "luan danh co snippets", "luan danh code slippers"

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