Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"ninh viet code snippets" » "sinh vien code snippets", "anh viet code snippets", "ninh viet co snippets", "ninh viet some snippets", "ninh viet code slippers"
"dung vbug code snippets" » "dung vung code snippets", "dung bug code snippets", "dung vbug 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: (((("ninh viet code snippets") or ("dung vbug code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ninh viet code snippets") OR ("dung vbug code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( ninh viet code snippets ) or ( dung vbug code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ninh viet code snippets") or ("dung vbug code snippets"))) or ("locating bugs code snippets"))*.