Perhaps you should try some spelling variations:
"trinh chao nen snippets" » "trinh chat nen snippets", "trinh han nen snippets", "trinh co nen snippets", "trinh cham nen snippets", "trinh chao sen snippets", "trinh chao yen snippets", "trinh chao nen slippers"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets", "dung using java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh chao nen snippets") or ("dung using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh chao nen snippets") OR ("dung using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh chao nen snippets ) or ( dung using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh chao nen snippets") or ("dung using java snippets"))) or ("locating bug code snippets"))*.