Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"data using java snippets" » "data using data snippets", "data using java slippers"
"dung luan dac snippets" » "dung luan danh snippets", "dung luan van snippets", "dung luan va snippets", "dung luan dac slippers"

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

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