Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc mau chan snippets" » "toc mau han snippets", "toc cau chan snippets", "toc mau phan snippets", "loc mau chan snippets", "tich mau chan snippets", "toc mang chan 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 mau chan 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 mau chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toc mau chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc mau chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.