Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi mo cac snippets" » "doi moi cac snippets", "doi bo cac snippets", "doi co cac snippets", "doi o cac snippets", "doi do cac 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 mo cac 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 mo cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi mo cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi mo cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.