Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan lieu do snippets" » "dan lieu code snippets", "da lieu do snippets", "dan dieu do snippets", "dang dieu do snippets", "dan lieu dao snippets", "dan lieu doi snippets", "dan lieu so snippets"
"python using java snippets" » "python using data snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dan lieu do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan lieu do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dan lieu do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan lieu do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.