Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van cu da snippets" » "van cu code snippets", "van cau da snippets", "van chu da snippets", "van cua da snippets", "van cu dan snippets", "van cuu da snippets", "van cu dai 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: (((("van cu da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van cu da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van cu da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van cu da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.