Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc gian mot snippets" » "toc giay mot snippets", "toc gia mot snippets", "toi gian mot snippets", "toc gian o snippets", "toc gian co snippets", "toc gian dat 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: (((("toc gian mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toc gian mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toc gian mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc gian mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.