Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac don den snippets" » "cac don code snippets", "cac dan den snippets", "cac mon den snippets", "cac doanh den snippets", "cac don dien snippets", "cac don dep 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: (((("cac don den snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac don den snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cac don den snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac don den snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.