Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi hoai ve snippets" » "doi thoai ve snippets", "do hoai ve snippets", "doi hoa ve snippets", "doi hoi ve snippets", "doi hoai va snippets", "doi loai ve 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 hoai ve 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 hoai ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doi hoai ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi hoai ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.