Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi bat cu snippets" » "moi bat cu snippets", "noi bat cu snippets", "doi ban cu snippets", "doi bat cua snippets", "doi bat hu snippets", "doi bat tu snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 bat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi bat cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi bat cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi bat cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.