Perhaps you should try some spelling variations:
"nhanh van thinh snippets" » "thanh van thinh snippets", "nhan van thinh snippets", "nhanh va thinh snippets", "nhanh van thanh snippets", "nhanh van chinh snippets", "nhanh van minh snippets", "nhanh van thinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("nhanh van thinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhanh van thinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh van thinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh van thinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.