Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van ke don snippets" » "van ke code snippets", "van ket don snippets", "van de don snippets", "van ky don snippets", "van ke dan snippets", "van ke do snippets", "van ke doc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van ke don 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 ke don snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( van ke don snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van ke don snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.