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