Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"quan van du snippets" » "quan van code snippets", "luan van du snippets", "quan va du snippets", "quan luan du snippets", "quan van duy snippets", "quan van dau snippets", "quan van de 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 ("quan van 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 ("quan van du snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( quan van du snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("quan van du snippets"))) or ("locating bug core snippets"))*.