Perhaps you should try some spelling variations:
"nhan cuoc trinh snippets" » "nhan cuoc tranh snippets", "nhan quoc thinh snippets", "nhan cuoc chinh snippets", "nhung cuoc trinh snippets", "nhan luc trinh snippets", "nhan cua trinh snippets", "nhan cuoc trinh 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: (((("nhan cuoc trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan cuoc trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan cuoc trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan cuoc trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.