Perhaps you should try some spelling variations:
"sanh dan trinh snippets" » "sanh dan tinh snippets", "sanh van trinh snippets", "sanh hanh trinh snippets", "canh dan trinh snippets", "sach danh trinh snippets", "sinh danh trinh snippets", "sanh dan 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: (((("sanh dan 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: (((("sanh dan trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sanh dan trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sanh dan trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.