Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"mat dan soc snippets" » "mat dan code snippets", "hat dan soc snippets", "luat dan soc snippets", "mat bang soc snippets", "mat dan toc snippets", "mat dan hoc snippets", "mat dan so 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: (((("mat dan soc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mat dan soc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( mat dan soc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mat dan soc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.