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