Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan vat voi snippets" » "dan vat code snippets", "dang vat voi snippets", "van vat voi snippets", "dan va voi snippets", "dan sat voi snippets", "dan vat doi snippets", "dan vat moi 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: (((("dan vat voi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan vat voi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dan vat voi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan vat voi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.