Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phi duc toan snippets" » "phi duc code snippets", "phi duc tan snippets", "phi duc ton snippets", "phi duc hoan snippets", "pham duc toan snippets", "phan duc toan snippets", "chi duoc toan 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: (((("phi duc toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi duc toan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phi duc toan snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi duc toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.