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