Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nghe cong du snippets" » "nghe cong code snippets", "nghe thong du snippets", "nghe trong du snippets", "nghe co du snippets", "nghe cong dau snippets", "nghe cong duc snippets", "nghe cong duy 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: (((("python using java snippets") or ("nghe cong du snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("nghe cong du snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( nghe cong du snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("nghe cong du snippets"))) or ("locating bug core snippets"))*.