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