Perhaps you should try some spelling variations:
"trinh phan tan snippets" » "trinh han tan snippets", "trinh quan tan snippets", "thanh phan tan snippets", "trinh phan van snippets", "trinh phan tap snippets", "trinh phan lan snippets", "trinh phan tan slippers"
"using java java snippets" » "using data java snippets", "using java 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 phan tan snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh phan tan snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh phan tan snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh phan tan snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.