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