Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vung van den snippets" » "vung van code snippets", "vung va den snippets", "dung van den snippets", "vung ven den snippets", "vung van de snippets", "vung van der snippets", "vung ban den 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 ("vung van den snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("vung van den snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( vung van den snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("vung van den snippets"))) or ("locating bug core snippets"))*.